1152667256 has 16 divisors (see below), whose sum is σ = 2327501400. Its totient is φ = 532000224.

The previous prime is 1152667249. The next prime is 1152667273. The reversal of 1152667256 is 6527662511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5541566 + ... + 5541773.

Almost surely, 2^1152667256 is an apocalyptic number.

It is an amenable number.

1152667256 is an abundant number, since it is smaller than the sum of its proper divisors (1174834144).

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

1152667256 is a wasteful number, since it uses less digits than its factorization.

1152667256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11083358 (or 11083354 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 1152667256 is about 33950.9536832178. The cubic root of 1152667256 is about 1048.4989150797.

The spelling of 1152667256 in words is "one billion, one hundred fifty-two million, six hundred sixty-seven thousand, two hundred fifty-six".