56948911 has 2 divisors, whose sum is σ = 56948912. Its totient is φ = 56948910.

The previous prime is 56948869. The next prime is 56948923. The reversal of 56948911 is 11984965.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56948911 - 2⁹ = 56948399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56948971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28474455 + 28474456.

It is an arithmetic number, because the mean of its divisors is an integer number (28474456).

Almost surely, 2^56948911 is an apocalyptic number.

56948911 is a deficient number, since it is larger than the sum of its proper divisors (1).

56948911 is an equidigital number, since it uses as much as digits as its factorization.

56948911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 43.

The square root of 56948911 is about 7546.4502251058. The cubic root of 56948911 is about 384.7350985980.

The spelling of 56948911 in words is "fifty-six million, nine hundred forty-eight thousand, nine hundred eleven".