137506395707 has 2 divisors, whose sum is σ = 137506395708. Its totient is φ = 137506395706.

The previous prime is 137506395659. The next prime is 137506395727. The reversal of 137506395707 is 707593605731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137506395707 - 2¹⁸ = 137506133563 is a prime.

It is not a weakly prime, because it can be changed into another prime (137506395727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68753197853 + 68753197854.

It is an arithmetic number, because the mean of its divisors is an integer number (68753197854).

Almost surely, 2^137506395707 is an apocalyptic number.

137506395707 is a deficient number, since it is larger than the sum of its proper divisors (1).

137506395707 is an equidigital number, since it uses as much as digits as its factorization.

137506395707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4167450, while the sum is 53.

The spelling of 137506395707 in words is "one hundred thirty-seven billion, five hundred six million, three hundred ninety-five thousand, seven hundred seven".