171453106425613 has 2 divisors, whose sum is σ = 171453106425614. Its totient is φ = 171453106425612.

The previous prime is 171453106425599. The next prime is 171453106425617. The reversal of 171453106425613 is 316524601354171.

171453106425613 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 can be written as a sum of positive squares in only one way, i.e., 116491374575689 + 54961731849924 = 10793117^2 + 7413618^2 .

It is a cyclic number.

It is not a de Polignac number, because 171453106425613 - 2³⁷ = 171315667472141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (171453106425617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85726553212806 + 85726553212807.

It is an arithmetic number, because the mean of its divisors is an integer number (85726553212807).

Almost surely, 2^{171453106425613} is an apocalyptic number.

It is an amenable number.

171453106425613 is a deficient number, since it is larger than the sum of its proper divisors (1).

171453106425613 is an equidigital number, since it uses as much as digits as its factorization.

171453106425613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 49.

Adding to 171453106425613 its reverse (316524601354171), we get a palindrome (487977707779784).

The spelling of 171453106425613 in words is "one hundred seventy-one trillion, four hundred fifty-three billion, one hundred six million, four hundred twenty-five thousand, six hundred thirteen".