123314253553157 has 2 divisors, whose sum is σ = 123314253553158. Its totient is φ = 123314253553156.

The previous prime is 123314253553133. The next prime is 123314253553213. The reversal of 123314253553157 is 751355352413321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79226127620836 + 44088125932321 = 8900906^2 + 6639889^2 .

It is a cyclic number.

It is not a de Polignac number, because 123314253553157 - 2¹⁸ = 123314253291013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123314253553357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61657126776578 + 61657126776579.

It is an arithmetic number, because the mean of its divisors is an integer number (61657126776579).

Almost surely, 2^{123314253553157} is an apocalyptic number.

It is an amenable number.

123314253553157 is a deficient number, since it is larger than the sum of its proper divisors (1).

123314253553157 is an equidigital number, since it uses as much as digits as its factorization.

123314253553157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670000, while the sum is 50.

The spelling of 123314253553157 in words is "one hundred twenty-three trillion, three hundred fourteen billion, two hundred fifty-three million, five hundred fifty-three thousand, one hundred fifty-seven".