1151235450 has 96 divisors (see below), whose sum is σ = 3180064320. Its totient is φ = 306244800.

The previous prime is 1151235443. The next prime is 1151235469. The reversal of 1151235450 is 545321511.

1151235450 is a `hidden beast` number, since 115 + 1 + 2 + 3 + 545 + 0 = 666.

1151235450 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1151235450² = 2650686122673405000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 751185 + ... + 752715.

It is an arithmetic number, because the mean of its divisors is an integer number (33125670).

Almost surely, 2^1151235450 is an apocalyptic number.

1151235450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151235450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1590032160).

1151235450 is an abundant number, since it is smaller than the sum of its proper divisors (2028828870).

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

1151235450 is a wasteful number, since it uses less digits than its factorization.

1151235450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109 (or 2098 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1151235450 is about 33929.8607424198. The cubic root of 1151235450 is about 1048.0645980470.

Adding to 1151235450 its reverse (545321511), we get a palindrome (1696556961).

The spelling of 1151235450 in words is "one billion, one hundred fifty-one million, two hundred thirty-five thousand, four hundred fifty".