118044137 has 2 divisors, whose sum is σ = 118044138. Its totient is φ = 118044136.

The previous prime is 118044083. The next prime is 118044167. The reversal of 118044137 is 731440811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65351056 + 52693081 = 8084^2 + 7259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118044137 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118044167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59022068 + 59022069.

It is an arithmetic number, because the mean of its divisors is an integer number (59022069).

Almost surely, 2^118044137 is an apocalyptic number.

It is an amenable number.

118044137 is a deficient number, since it is larger than the sum of its proper divisors (1).

118044137 is an equidigital number, since it uses as much as digits as its factorization.

118044137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 118044137 is about 10864.8118713579. The cubic root of 118044137 is about 490.5479598130.

Adding to 118044137 its reverse (731440811), we get a palindrome (849484948).

The spelling of 118044137 in words is "one hundred eighteen million, forty-four thousand, one hundred thirty-seven".