118562887 has 2 divisors, whose sum is σ = 118562888. Its totient is φ = 118562886.

The previous prime is 118562867. The next prime is 118562893. The reversal of 118562887 is 788265811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118562887 - 2¹⁵ = 118530119 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118562867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59281443 + 59281444.

It is an arithmetic number, because the mean of its divisors is an integer number (59281444).

Almost surely, 2^118562887 is an apocalyptic number.

118562887 is a deficient number, since it is larger than the sum of its proper divisors (1).

118562887 is an equidigital number, since it uses as much as digits as its factorization.

118562887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 46.

The square root of 118562887 is about 10888.6586409897. The cubic root of 118562887 is about 491.2654877527.

The spelling of 118562887 in words is "one hundred eighteen million, five hundred sixty-two thousand, eight hundred eighty-seven".