56527439 has 2 divisors, whose sum is σ = 56527440. Its totient is φ = 56527438.

The previous prime is 56527411. The next prime is 56527441. The reversal of 56527439 is 93472565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56527439 - 2¹² = 56523343 is a prime.

Together with 56527441, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 56527396 and 56527405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56527139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28263719 + 28263720.

It is an arithmetic number, because the mean of its divisors is an integer number (28263720).

Almost surely, 2^56527439 is an apocalyptic number.

56527439 is a deficient number, since it is larger than the sum of its proper divisors (1).

56527439 is an equidigital number, since it uses as much as digits as its factorization.

56527439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 41.

The square root of 56527439 is about 7518.4731827679. The cubic root of 56527439 is about 383.7836214959.

The spelling of 56527439 in words is "fifty-six million, five hundred twenty-seven thousand, four hundred thirty-nine".