118363391983 has 2 divisors, whose sum is σ = 118363391984. Its totient is φ = 118363391982.

The previous prime is 118363391957. The next prime is 118363392001. The reversal of 118363391983 is 389193363811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118363391983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118363398983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59181695991 + 59181695992.

It is an arithmetic number, because the mean of its divisors is an integer number (59181695992).

Almost surely, 2^118363391983 is an apocalyptic number.

118363391983 is a deficient number, since it is larger than the sum of its proper divisors (1).

118363391983 is an equidigital number, since it uses as much as digits as its factorization.

118363391983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 55.

The spelling of 118363391983 in words is "one hundred eighteen billion, three hundred sixty-three million, three hundred ninety-one thousand, nine hundred eighty-three".