151165855 has 16 divisors (see below), whose sum is σ = 187380864. Its totient is φ = 116998560.

The previous prime is 151165849. The next prime is 151165891. The reversal of 151165855 is 558561151.

It is a happy number.

151165855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151165855 - 2⁵ = 151165823 is a prime.

It is a super-2 number, since 2×151165855² = 45702231435762050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19720 + ... + 26290.

It is an arithmetic number, because the mean of its divisors is an integer number (11711304).

Almost surely, 2^151165855 is an apocalyptic number.

151165855 is a deficient number, since it is larger than the sum of its proper divisors (36215009).

151165855 is a wasteful number, since it uses less digits than its factorization.

151165855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726.

The product of its digits is 30000, while the sum is 37.

The square root of 151165855 is about 12294.9524195907. The cubic root of 151165855 is about 532.7022955368.

The spelling of 151165855 in words is "one hundred fifty-one million, one hundred sixty-five thousand, eight hundred fifty-five".