6929081339 has 4 divisors (see below), whose sum is σ = 6929266224. Its totient is φ = 6928896456.

The previous prime is 6929081333. The next prime is 6929081351. The reversal of 6929081339 is 9331809296.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6929081339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6929081333) 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, 14087 + ... + 118560.

It is an arithmetic number, because the mean of its divisors is an integer number (1732316556).

Almost surely, 2^6929081339 is an apocalyptic number.

6929081339 is a deficient number, since it is larger than the sum of its proper divisors (184885).

6929081339 is a wasteful number, since it uses less digits than its factorization.

6929081339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184884.

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 6929081339 is about 83241.1036627939. The cubic root of 6929081339 is about 1906.4491229005.

The spelling of 6929081339 in words is "six billion, nine hundred twenty-nine million, eighty-one thousand, three hundred thirty-nine".