231146753 has 2 divisors, whose sum is σ = 231146754. Its totient is φ = 231146752.

The previous prime is 231146743. The next prime is 231146767. The reversal of 231146753 is 357641132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222248464 + 8898289 = 14908^2 + 2983^2 .

It is a cyclic number.

It is not a de Polignac number, because 231146753 - 2⁸ = 231146497 is a prime.

It is not a weakly prime, because it can be changed into another prime (231146743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115573376 + 115573377.

It is an arithmetic number, because the mean of its divisors is an integer number (115573377).

Almost surely, 2^231146753 is an apocalyptic number.

It is an amenable number.

231146753 is a deficient number, since it is larger than the sum of its proper divisors (1).

231146753 is an equidigital number, since it uses as much as digits as its factorization.

231146753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 231146753 is about 15203.5112062971. The cubic root of 231146753 is about 613.7091509406.

Adding to 231146753 its reverse (357641132), we get a palindrome (588787885).

The spelling of 231146753 in words is "two hundred thirty-one million, one hundred forty-six thousand, seven hundred fifty-three".