1152264450 has 24 divisors (see below), whose sum is σ = 2857616208. Its totient is φ = 307270480.

The previous prime is 1152264431. The next prime is 1152264457. The reversal of 1152264450 is 544622511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1152264457) 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 11 ways as a sum of consecutive naturals, for example, 3840732 + ... + 3841031.

It is an arithmetic number, because the mean of its divisors is an integer number (119067342).

Almost surely, 2^1152264450 is an apocalyptic number.

1152264450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152264450 is an abundant number, since it is smaller than the sum of its proper divisors (1705351758).

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

1152264450 is a wasteful number, since it uses less digits than its factorization.

1152264450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7681778 (or 7681773 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1152264450 is about 33945.0209898300. The cubic root of 1152264450 is about 1048.3767662526.

Adding to 1152264450 its reverse (544622511), we get a palindrome (1696886961).

The spelling of 1152264450 in words is "one billion, one hundred fifty-two million, two hundred sixty-four thousand, four hundred fifty".