56610151 has 4 divisors (see below), whose sum is σ = 60964792. Its totient is φ = 52255512.

The previous prime is 56610143. The next prime is 56610167. The reversal of 56610151 is 15101665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15101665 = 5 ⋅3020333.

It is a cyclic number.

It is not a de Polignac number, because 56610151 - 2³ = 56610143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56610121) 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, 2177301 + ... + 2177326.

It is an arithmetic number, because the mean of its divisors is an integer number (15241198).

Almost surely, 2^56610151 is an apocalyptic number.

56610151 is a deficient number, since it is larger than the sum of its proper divisors (4354641).

56610151 is a wasteful number, since it uses less digits than its factorization.

56610151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354640.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 56610151 is about 7523.9717569911. The cubic root of 56610151 is about 383.9707167159.

The spelling of 56610151 in words is "fifty-six million, six hundred ten thousand, one hundred fifty-one".