231255528967 has 2 divisors, whose sum is σ = 231255528968. Its totient is φ = 231255528966.

The previous prime is 231255528949. The next prime is 231255528971. The reversal of 231255528967 is 769825552132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231255528967 - 2³¹ = 229108045319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231255528997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115627764483 + 115627764484.

It is an arithmetic number, because the mean of its divisors is an integer number (115627764484).

Almost surely, 2^231255528967 is an apocalyptic number.

231255528967 is a deficient number, since it is larger than the sum of its proper divisors (1).

231255528967 is an equidigital number, since it uses as much as digits as its factorization.

231255528967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072000, while the sum is 55.

The spelling of 231255528967 in words is "two hundred thirty-one billion, two hundred fifty-five million, five hundred twenty-eight thousand, nine hundred sixty-seven".