56590519 has 2 divisors, whose sum is σ = 56590520. Its totient is φ = 56590518.

The previous prime is 56590517. The next prime is 56590577. The reversal of 56590519 is 91509565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56590519 - 2¹ = 56590517 is a prime.

It is a super-2 number, since 2×56590519² = 6404973681378722, which contains 22 as substring.

Together with 56590517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56590517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28295259 + 28295260.

It is an arithmetic number, because the mean of its divisors is an integer number (28295260).

Almost surely, 2^56590519 is an apocalyptic number.

56590519 is a deficient number, since it is larger than the sum of its proper divisors (1).

56590519 is an equidigital number, since it uses as much as digits as its factorization.

56590519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60750, while the sum is 40.

The square root of 56590519 is about 7522.6670137658. The cubic root of 56590519 is about 383.9263254743.

The spelling of 56590519 in words is "fifty-six million, five hundred ninety thousand, five hundred nineteen".