8113901239 has 2 divisors, whose sum is σ = 8113901240. Its totient is φ = 8113901238.

The previous prime is 8113901233. The next prime is 8113901261. The reversal of 8113901239 is 9321093118.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8113901239 - 2⁹ = 8113900727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8113901198 and 8113901207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8113901233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4056950619 + 4056950620.

It is an arithmetic number, because the mean of its divisors is an integer number (4056950620).

Almost surely, 2^8113901239 is an apocalyptic number.

8113901239 is a deficient number, since it is larger than the sum of its proper divisors (1).

8113901239 is an equidigital number, since it uses as much as digits as its factorization.

8113901239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 8113901239 is about 90077.1959987654. The cubic root of 8113901239 is about 2009.4470760334.

The spelling of 8113901239 in words is "eight billion, one hundred thirteen million, nine hundred one thousand, two hundred thirty-nine".