3068113639 has 4 divisors (see below), whose sum is σ = 3068576056. Its totient is φ = 3067651224.

The previous prime is 3068113637. The next prime is 3068113669. The reversal of 3068113639 is 9363118603.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3068113639 - 2¹ = 3068113637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3068113637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221109 + ... + 234574.

It is an arithmetic number, because the mean of its divisors is an integer number (767144014).

Almost surely, 2^3068113639 is an apocalyptic number.

3068113639 is a deficient number, since it is larger than the sum of its proper divisors (462417).

3068113639 is an equidigital number, since it uses as much as digits as its factorization.

3068113639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462416.

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

The square root of 3068113639 is about 55390.5555036235. Note that the first 4 decimals coincide. The cubic root of 3068113639 is about 1453.0831959047.

The spelling of 3068113639 in words is "three billion, sixty-eight million, one hundred thirteen thousand, six hundred thirty-nine".