231463173401 has 2 divisors, whose sum is σ = 231463173402. Its totient is φ = 231463173400.

The previous prime is 231463173251. The next prime is 231463173407. The reversal of 231463173401 is 104371364132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230833163401 + 630010000 = 480451^2 + 25100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231463173401 is a prime.

It is a super-2 number, since 2×231463173401² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231463173407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115731586700 + 115731586701.

It is an arithmetic number, because the mean of its divisors is an integer number (115731586701).

Almost surely, 2^231463173401 is an apocalyptic number.

It is an amenable number.

231463173401 is a deficient number, since it is larger than the sum of its proper divisors (1).

231463173401 is an equidigital number, since it uses as much as digits as its factorization.

231463173401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 231463173401 in words is "two hundred thirty-one billion, four hundred sixty-three million, one hundred seventy-three thousand, four hundred one".