118602089 has 2 divisors, whose sum is σ = 118602090. Its totient is φ = 118602088.

The previous prime is 118602079. The next prime is 118602091. The reversal of 118602089 is 980206811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97515625 + 21086464 = 9875^2 + 4592^2 .

It is a cyclic number.

It is not a de Polignac number, because 118602089 - 2⁴ = 118602073 is a prime.

Together with 118602091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118602019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59301044 + 59301045.

It is an arithmetic number, because the mean of its divisors is an integer number (59301045).

Almost surely, 2^118602089 is an apocalyptic number.

It is an amenable number.

118602089 is a deficient number, since it is larger than the sum of its proper divisors (1).

118602089 is an equidigital number, since it uses as much as digits as its factorization.

118602089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 118602089 is about 10890.4586221150. The cubic root of 118602089 is about 491.3196263002.

The spelling of 118602089 in words is "one hundred eighteen million, six hundred two thousand, eighty-nine".