231463173251 has 2 divisors, whose sum is σ = 231463173252. Its totient is φ = 231463173250.

The previous prime is 231463173223. The next prime is 231463173401. The reversal of 231463173251 is 152371364132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231463173251 - 2¹⁴ = 231463156867 is a prime.

It is not a weakly prime, because it can be changed into another prime (231463173551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115731586625 + 115731586626.

It is an arithmetic number, because the mean of its divisors is an integer number (115731586626).

Almost surely, 2^231463173251 is an apocalyptic number.

231463173251 is a deficient number, since it is larger than the sum of its proper divisors (1).

231463173251 is an equidigital number, since it uses as much as digits as its factorization.

231463173251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The spelling of 231463173251 in words is "two hundred thirty-one billion, four hundred sixty-three million, one hundred seventy-three thousand, two hundred fifty-one".