118711507 has 2 divisors, whose sum is σ = 118711508. Its totient is φ = 118711506.

The previous prime is 118711477. The next prime is 118711511. The reversal of 118711507 is 705117811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118711507 - 2¹⁵ = 118678739 is a prime.

It is a super-2 number, since 2×118711507² = 28184843788422098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118711907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59355753 + 59355754.

It is an arithmetic number, because the mean of its divisors is an integer number (59355754).

Almost surely, 2^118711507 is an apocalyptic number.

118711507 is a deficient number, since it is larger than the sum of its proper divisors (1).

118711507 is an equidigital number, since it uses as much as digits as its factorization.

118711507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1960, while the sum is 31.

The square root of 118711507 is about 10895.4810357322. The cubic root of 118711507 is about 491.4706711024.

The spelling of 118711507 in words is "one hundred eighteen million, seven hundred eleven thousand, five hundred seven".