3139999313 has 4 divisors (see below), whose sum is σ = 3425453808. Its totient is φ = 2854544820.

The previous prime is 3139999279. The next prime is 3139999361.

It is a happy number.

3139999313 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3139999313 - 2¹⁰ = 3139998289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3139999013) 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, 142727231 + ... + 142727252.

It is an arithmetic number, because the mean of its divisors is an integer number (856363452).

Almost surely, 2^3139999313 is an apocalyptic number.

It is an amenable number.

3139999313 is a deficient number, since it is larger than the sum of its proper divisors (285454495).

3139999313 is a wasteful number, since it uses less digits than its factorization.

3139999313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285454494.

The product of its digits is 531441, while the sum is 50.

The square root of 3139999313 is about 56035.6967744669. The cubic root of 3139999313 is about 1464.3442437086.

The spelling of 3139999313 in words is "three billion, one hundred thirty-nine million, nine hundred ninety-nine thousand, three hundred thirteen".