118139793413 has 2 divisors, whose sum is σ = 118139793414. Its totient is φ = 118139793412.

The previous prime is 118139793377. The next prime is 118139793419. The reversal of 118139793413 is 314397931811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74495151844 + 43644641569 = 272938^2 + 208913^2 .

It is a cyclic number.

It is not a de Polignac number, because 118139793413 - 2⁶ = 118139793349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118139793419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59069896706 + 59069896707.

It is an arithmetic number, because the mean of its divisors is an integer number (59069896707).

Almost surely, 2^118139793413 is an apocalyptic number.

It is an amenable number.

118139793413 is a deficient number, since it is larger than the sum of its proper divisors (1).

118139793413 is an equidigital number, since it uses as much as digits as its factorization.

118139793413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 50.

The spelling of 118139793413 in words is "one hundred eighteen billion, one hundred thirty-nine million, seven hundred ninety-three thousand, four hundred thirteen".