1152453456 has 240 divisors, whose sum is σ = 4196874240. Its totient is φ = 286260480.

The previous prime is 1152453437. The next prime is 1152453457. The reversal of 1152453456 is 6543542511.

1152453456 is a `hidden beast` number, since 1 + 152 + 4 + 53 + 456 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1152453456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152453457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 252765 + ... + 257283.

It is an arithmetic number, because the mean of its divisors is an integer number (17486976).

Almost surely, 2^1152453456 is an apocalyptic number.

1152453456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152453456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2098437120).

1152453456 is an abundant number, since it is smaller than the sum of its proper divisors (3044420784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1152453456 is a wasteful number, since it uses less digits than its factorization.

1152453456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574 (or 4565 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 1152453456 is about 33947.8048774880. The cubic root of 1152453456 is about 1048.4340848846.

Adding to 1152453456 its reverse (6543542511), we get a palindrome (7695995967).

It can be divided in two parts, 11524 and 53456, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 1152453456 in words is "one billion, one hundred fifty-two million, four hundred fifty-three thousand, four hundred fifty-six".