56377259 has 2 divisors, whose sum is σ = 56377260. Its totient is φ = 56377258.

The previous prime is 56377207. The next prime is 56377261. The reversal of 56377259 is 95277365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56377259 is a prime.

Together with 56377261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56373259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28188629 + 28188630.

It is an arithmetic number, because the mean of its divisors is an integer number (28188630).

Almost surely, 2^56377259 is an apocalyptic number.

56377259 is a deficient number, since it is larger than the sum of its proper divisors (1).

56377259 is an equidigital number, since it uses as much as digits as its factorization.

56377259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 396900, while the sum is 44.

The square root of 56377259 is about 7508.4791402787. The cubic root of 56377259 is about 383.4434460398.

The spelling of 56377259 in words is "fifty-six million, three hundred seventy-seven thousand, two hundred fifty-nine".