151156556 has 12 divisors (see below), whose sum is σ = 268472568. Its totient is φ = 74450112.

The previous prime is 151156547. The next prime is 151156561. The reversal of 151156556 is 655651151.

It is a super-2 number, since 2×151156556² = 45696608843562272, which contains 22 as substring.

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, 281741 + ... + 282276.

It is an arithmetic number, because the mean of its divisors is an integer number (22372714).

Almost surely, 2^151156556 is an apocalyptic number.

It is an amenable number.

151156556 is a deficient number, since it is larger than the sum of its proper divisors (117316012).

151156556 is a wasteful number, since it uses less digits than its factorization.

151156556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564088 (or 564086 counting only the distinct ones).

The product of its digits is 22500, while the sum is 35.

The square root of 151156556 is about 12294.5742504570. The cubic root of 151156556 is about 532.6913722142.

The spelling of 151156556 in words is "one hundred fifty-one million, one hundred fifty-six thousand, five hundred fifty-six".