56870323 has 2 divisors, whose sum is σ = 56870324. Its totient is φ = 56870322.

The previous prime is 56870311. The next prime is 56870327. The reversal of 56870323 is 32307865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56870323 - 2¹³ = 56862131 is a prime.

It is equal to p_3387166 and since 56870323 and 3387166 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56870327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28435161 + 28435162.

It is an arithmetic number, because the mean of its divisors is an integer number (28435162).

Almost surely, 2^56870323 is an apocalyptic number.

56870323 is a deficient number, since it is larger than the sum of its proper divisors (1).

56870323 is an equidigital number, since it uses as much as digits as its factorization.

56870323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 56870323 is about 7541.2414760436. The cubic root of 56870323 is about 384.5580423549.

The spelling of 56870323 in words is "fifty-six million, eight hundred seventy thousand, three hundred twenty-three".