56948137 has 2 divisors, whose sum is σ = 56948138. Its totient is φ = 56948136.

The previous prime is 56948131. The next prime is 56948183. The reversal of 56948137 is 73184965.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56610576 + 337561 = 7524^2 + 581^2 .

It is a cyclic number.

It is not a de Polignac number, because 56948137 - 2⁷ = 56948009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56948093 and 56948102.

It is not a weakly prime, because it can be changed into another prime (56948131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28474068 + 28474069.

It is an arithmetic number, because the mean of its divisors is an integer number (28474069).

Almost surely, 2^56948137 is an apocalyptic number.

It is an amenable number.

56948137 is a deficient number, since it is larger than the sum of its proper divisors (1).

56948137 is an equidigital number, since it uses as much as digits as its factorization.

56948137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 56948137 is about 7546.3989425421. The cubic root of 56948137 is about 384.7333555953.

It can be divided in two parts, 5694 and 8137, that added together give a palindrome (13831).

The spelling of 56948137 in words is "fifty-six million, nine hundred forty-eight thousand, one hundred thirty-seven".