231056323 has 2 divisors, whose sum is σ = 231056324. Its totient is φ = 231056322.

The previous prime is 231056317. The next prime is 231056327. The reversal of 231056323 is 323650132.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231056323 is a prime.

It is not a weakly prime, because it can be changed into another prime (231056327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115528161 + 115528162.

It is an arithmetic number, because the mean of its divisors is an integer number (115528162).

Almost surely, 2^231056323 is an apocalyptic number.

231056323 is a deficient number, since it is larger than the sum of its proper divisors (1).

231056323 is an equidigital number, since it uses as much as digits as its factorization.

231056323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 231056323 is about 15200.5369313061. The cubic root of 231056323 is about 613.6291080577.

The spelling of 231056323 in words is "two hundred thirty-one million, fifty-six thousand, three hundred twenty-three".