56147339 has 2 divisors, whose sum is σ = 56147340. Its totient is φ = 56147338.

The previous prime is 56147309. The next prime is 56147353. The reversal of 56147339 is 93374165.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56147339 - 2⁸ = 56147083 is a prime.

It is not a weakly prime, because it can be changed into another prime (56147309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28073669 + 28073670.

It is an arithmetic number, because the mean of its divisors is an integer number (28073670).

Almost surely, 2^56147339 is an apocalyptic number.

56147339 is a deficient number, since it is larger than the sum of its proper divisors (1).

56147339 is an equidigital number, since it uses as much as digits as its factorization.

56147339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 56147339 is about 7493.1528077305. The cubic root of 56147339 is about 382.9214776751.

The spelling of 56147339 in words is "fifty-six million, one hundred forty-seven thousand, three hundred thirty-nine".