56601151 has 2 divisors, whose sum is σ = 56601152. Its totient is φ = 56601150.

The previous prime is 56601121. The next prime is 56601163. The reversal of 56601151 is 15110665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56601151 - 2⁷ = 56601023 is a prime.

It is equal to p_3372019 and since 56601151 and 3372019 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56601121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28300575 + 28300576.

It is an arithmetic number, because the mean of its divisors is an integer number (28300576).

Almost surely, 2^56601151 is an apocalyptic number.

56601151 is a deficient number, since it is larger than the sum of its proper divisors (1).

56601151 is an equidigital number, since it uses as much as digits as its factorization.

56601151 is an evil number, because the sum of its binary digits is even.

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

The square root of 56601151 is about 7523.3736448484. The cubic root of 56601151 is about 383.9503674821.

The spelling of 56601151 in words is "fifty-six million, six hundred one thousand, one hundred fifty-one".