1151856528 has 40 divisors (see below), whose sum is σ = 3026071200. Its totient is φ = 377443584.

The previous prime is 1151856521. The next prime is 1151856529. The reversal of 1151856528 is 8256581511.

1151856528 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1151856528² = 2653546922192429568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1151856528.

It is not an unprimeable number, because it can be changed into a prime (1151856521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200533 + ... + 206196.

It is an arithmetic number, because the mean of its divisors is an integer number (75651780).

Almost surely, 2^1151856528 is an apocalyptic number.

It is an amenable number.

1151856528 is an abundant number, since it is smaller than the sum of its proper divisors (1874214672).

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

1151856528 is a wasteful number, since it uses less digits than its factorization.

1151856528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406799 (or 406793 counting only the distinct ones).

The product of its digits is 96000, while the sum is 42.

The square root of 1151856528 is about 33939.0118889752. The cubic root of 1151856528 is about 1048.2530370100.

The spelling of 1151856528 in words is "one billion, one hundred fifty-one million, eight hundred fifty-six thousand, five hundred twenty-eight".