56651051 has 2 divisors, whose sum is σ = 56651052. Its totient is φ = 56651050.

The previous prime is 56651039. The next prime is 56651087. The reversal of 56651051 is 15015665.

56651051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56651051 is a prime.

It is not a weakly prime, because it can be changed into another prime (56651251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28325525 + 28325526.

It is an arithmetic number, because the mean of its divisors is an integer number (28325526).

Almost surely, 2^56651051 is an apocalyptic number.

56651051 is a deficient number, since it is larger than the sum of its proper divisors (1).

56651051 is an equidigital number, since it uses as much as digits as its factorization.

56651051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 56651051 is about 7526.6892456112. The cubic root of 56651051 is about 384.0631655170.

The spelling of 56651051 in words is "fifty-six million, six hundred fifty-one thousand, fifty-one".