137502076457 has 2 divisors, whose sum is σ = 137502076458. Its totient is φ = 137502076456.

The previous prime is 137502076417. The next prime is 137502076483. The reversal of 137502076457 is 754670205731.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92457956761 + 45044119696 = 304069^2 + 212236^2 .

It is a cyclic number.

It is not a de Polignac number, because 137502076457 - 2²⁴ = 137485299241 is a prime.

It is not a weakly prime, because it can be changed into another prime (137502076417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68751038228 + 68751038229.

It is an arithmetic number, because the mean of its divisors is an integer number (68751038229).

Almost surely, 2^137502076457 is an apocalyptic number.

It is an amenable number.

137502076457 is a deficient number, since it is larger than the sum of its proper divisors (1).

137502076457 is an equidigital number, since it uses as much as digits as its factorization.

137502076457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 137502076457 in words is "one hundred thirty-seven billion, five hundred two million, seventy-six thousand, four hundred fifty-seven".