368113639 has 2 divisors, whose sum is σ = 368113640. Its totient is φ = 368113638.

The previous prime is 368113579. The next prime is 368113687. The reversal of 368113639 is 936311863.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 368113639 - 2⁷ = 368113511 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368113139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184056819 + 184056820.

It is an arithmetic number, because the mean of its divisors is an integer number (184056820).

Almost surely, 2^368113639 is an apocalyptic number.

368113639 is a deficient number, since it is larger than the sum of its proper divisors (1).

368113639 is an equidigital number, since it uses as much as digits as its factorization.

368113639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 40.

The square root of 368113639 is about 19186.2877858120. The cubic root of 368113639 is about 716.6833300134.

The spelling of 368113639 in words is "three hundred sixty-eight million, one hundred thirteen thousand, six hundred thirty-nine".