118579023391 has 2 divisors, whose sum is σ = 118579023392. Its totient is φ = 118579023390.

The previous prime is 118579023379. The next prime is 118579023403. The reversal of 118579023391 is 193320975811.

It is a balanced prime because it is at equal distance from previous prime (118579023379) and next prime (118579023403).

It is an emirp because it is prime and its reverse (193320975811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118579023391 - 2¹¹ = 118579021343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118579023191) 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, 59289511695 + 59289511696.

It is an arithmetic number, because the mean of its divisors is an integer number (59289511696).

Almost surely, 2^118579023391 is an apocalyptic number.

118579023391 is a deficient number, since it is larger than the sum of its proper divisors (1).

118579023391 is an equidigital number, since it uses as much as digits as its factorization.

118579023391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 118579023391 in words is "one hundred eighteen billion, five hundred seventy-nine million, twenty-three thousand, three hundred ninety-one".