172310131313839 has 2 divisors, whose sum is σ = 172310131313840. Its totient is φ = 172310131313838.

The previous prime is 172310131313807. The next prime is 172310131313849. The reversal of 172310131313839 is 938313131013271.

172310131313839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172310131313839 - 2⁵ = 172310131313807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172310131313849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86155065656919 + 86155065656920.

It is an arithmetic number, because the mean of its divisors is an integer number (86155065656920).

Almost surely, 2^{172310131313839} is an apocalyptic number.

172310131313839 is a deficient number, since it is larger than the sum of its proper divisors (1).

172310131313839 is an equidigital number, since it uses as much as digits as its factorization.

172310131313839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 172310131313839 in words is "one hundred seventy-two trillion, three hundred ten billion, one hundred thirty-one million, three hundred thirteen thousand, eight hundred thirty-nine".