56151151 has 4 divisors (see below), whose sum is σ = 64172752. Its totient is φ = 48129552.

The previous prime is 56151143. The next prime is 56151167. The reversal of 56151151 is 15115165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56151151 - 2³ = 56151143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56151101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4010790 + ... + 4010803.

It is an arithmetic number, because the mean of its divisors is an integer number (16043188).

Almost surely, 2^56151151 is an apocalyptic number.

56151151 is a deficient number, since it is larger than the sum of its proper divisors (8021601).

56151151 is an equidigital number, since it uses as much as digits as its factorization.

56151151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8021600.

The product of its digits is 750, while the sum is 25.

The square root of 56151151 is about 7493.4071689719. The cubic root of 56151151 is about 382.9301433493.

The spelling of 56151151 in words is "fifty-six million, one hundred fifty-one thousand, one hundred fifty-one".