118424213231939 has 2 divisors, whose sum is σ = 118424213231940. Its totient is φ = 118424213231938.

The previous prime is 118424213231927. The next prime is 118424213232107. The reversal of 118424213231939 is 939132312424811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118424213231939 is a prime.

It is a super-2 number, since 2×118424213231939² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118424213231239) 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, 59212106615969 + 59212106615970.

It is an arithmetic number, because the mean of its divisors is an integer number (59212106615970).

Almost surely, 2^{118424213231939} is an apocalyptic number.

118424213231939 is a deficient number, since it is larger than the sum of its proper divisors (1).

118424213231939 is an equidigital number, since it uses as much as digits as its factorization.

118424213231939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 53.

The spelling of 118424213231939 in words is "one hundred eighteen trillion, four hundred twenty-four billion, two hundred thirteen million, two hundred thirty-one thousand, nine hundred thirty-nine".