118341138917 has 2 divisors, whose sum is σ = 118341138918. Its totient is φ = 118341138916.

The previous prime is 118341138889. The next prime is 118341138947. The reversal of 118341138917 is 719831143811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92921938561 + 25419200356 = 304831^2 + 159434^2 .

It is a cyclic number.

It is not a de Polignac number, because 118341138917 - 2³⁴ = 101161269733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118341138947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59170569458 + 59170569459.

It is an arithmetic number, because the mean of its divisors is an integer number (59170569459).

Almost surely, 2^118341138917 is an apocalyptic number.

It is an amenable number.

118341138917 is a deficient number, since it is larger than the sum of its proper divisors (1).

118341138917 is an equidigital number, since it uses as much as digits as its factorization.

118341138917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 47.

The spelling of 118341138917 in words is "one hundred eighteen billion, three hundred forty-one million, one hundred thirty-eight thousand, nine hundred seventeen".