56249051 has 2 divisors, whose sum is σ = 56249052. Its totient is φ = 56249050.

The previous prime is 56249033. The next prime is 56249057. The reversal of 56249051 is 15094265.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56249051 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 56248999 and 56249017.

It is not a weakly prime, because it can be changed into another prime (56249057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28124525 + 28124526.

It is an arithmetic number, because the mean of its divisors is an integer number (28124526).

Almost surely, 2^56249051 is an apocalyptic number.

56249051 is a deficient number, since it is larger than the sum of its proper divisors (1).

56249051 is an equidigital number, since it uses as much as digits as its factorization.

56249051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 56249051 is about 7499.9367330665. The cubic root of 56249051 is about 383.1525614361.

The spelling of 56249051 in words is "fifty-six million, two hundred forty-nine thousand, fifty-one".