56988907 has 2 divisors, whose sum is σ = 56988908. Its totient is φ = 56988906.

The previous prime is 56988901. The next prime is 56988937. The reversal of 56988907 is 70988965.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56988907 - 2¹¹ = 56986859 is a prime.

It is not a weakly prime, because it can be changed into another prime (56988901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28494453 + 28494454.

It is an arithmetic number, because the mean of its divisors is an integer number (28494454).

Almost surely, 2^56988907 is an apocalyptic number.

56988907 is a deficient number, since it is larger than the sum of its proper divisors (1).

56988907 is an equidigital number, since it uses as much as digits as its factorization.

56988907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 56988907 is about 7549.0997476520. The cubic root of 56988907 is about 384.8251457635.

The spelling of 56988907 in words is "fifty-six million, nine hundred eighty-eight thousand, nine hundred seven".