56311007 has 2 divisors, whose sum is σ = 56311008. Its totient is φ = 56311006.

The previous prime is 56311001. The next prime is 56311019. The reversal of 56311007 is 70011365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56311007 - 2¹² = 56306911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56311001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28155503 + 28155504.

It is an arithmetic number, because the mean of its divisors is an integer number (28155504).

Almost surely, 2^56311007 is an apocalyptic number.

56311007 is a deficient number, since it is larger than the sum of its proper divisors (1).

56311007 is an equidigital number, since it uses as much as digits as its factorization.

56311007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 56311007 is about 7504.0660311594. The cubic root of 56311007 is about 383.2931853773.

The spelling of 56311007 in words is "fifty-six million, three hundred eleven thousand, seven".