118008235837 has 2 divisors, whose sum is σ = 118008235838. Its totient is φ = 118008235836.

The previous prime is 118008235831. The next prime is 118008235889. The reversal of 118008235837 is 738532800811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86994912601 + 31013323236 = 294949^2 + 176106^2 .

It is a cyclic number.

It is not a de Polignac number, because 118008235837 - 2²⁷ = 117874018109 is a prime.

It is a super-2 number, since 2×118008235837² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118008235831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59004117918 + 59004117919.

It is an arithmetic number, because the mean of its divisors is an integer number (59004117919).

Almost surely, 2^118008235837 is an apocalyptic number.

It is an amenable number.

118008235837 is a deficient number, since it is larger than the sum of its proper divisors (1).

118008235837 is an equidigital number, since it uses as much as digits as its factorization.

118008235837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 118008235837 in words is "one hundred eighteen billion, eight million, two hundred thirty-five thousand, eight hundred thirty-seven".