137517707 has 2 divisors, whose sum is σ = 137517708. Its totient is φ = 137517706.

The previous prime is 137517673. The next prime is 137517719. The reversal of 137517707 is 707715731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137517707 - 2⁸ = 137517451 is a prime.

It is a super-2 number, since 2×137517707² = 37822239477075698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (137517407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68758853 + 68758854.

It is an arithmetic number, because the mean of its divisors is an integer number (68758854).

Almost surely, 2^137517707 is an apocalyptic number.

137517707 is a deficient number, since it is larger than the sum of its proper divisors (1).

137517707 is an equidigital number, since it uses as much as digits as its factorization.

137517707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36015, while the sum is 38.

The square root of 137517707 is about 11726.7944042692. The cubic root of 137517707 is about 516.1622126366.

The spelling of 137517707 in words is "one hundred thirty-seven million, five hundred seventeen thousand, seven hundred seven".