137323704462457 has 2 divisors, whose sum is σ = 137323704462458. Its totient is φ = 137323704462456.

The previous prime is 137323704462401. The next prime is 137323704462479. The reversal of 137323704462457 is 754264407323731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136175386475241 + 1148317987216 = 11669421^2 + 1071596^2 .

It is a cyclic number.

It is not a de Polignac number, because 137323704462457 - 2¹¹ = 137323704460409 is a prime.

It is not a weakly prime, because it can be changed into another prime (137323704466457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68661852231228 + 68661852231229.

It is an arithmetic number, because the mean of its divisors is an integer number (68661852231229).

Almost surely, 2^{137323704462457} is an apocalyptic number.

It is an amenable number.

137323704462457 is a deficient number, since it is larger than the sum of its proper divisors (1).

137323704462457 is an equidigital number, since it uses as much as digits as its factorization.

137323704462457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 58.

The spelling of 137323704462457 in words is "one hundred thirty-seven trillion, three hundred twenty-three billion, seven hundred four million, four hundred sixty-two thousand, four hundred fifty-seven".