3138668313 has 8 divisors (see below), whose sum is σ = 4565335776. Its totient is φ = 1902223200.

The previous prime is 3138668279. The next prime is 3138668339.

3138668313 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3138668313 - 2¹⁶ = 3138602777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3138668363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47555548 + ... + 47555613.

It is an arithmetic number, because the mean of its divisors is an integer number (570666972).

Almost surely, 2^3138668313 is an apocalyptic number.

3138668313 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3138668313 is a deficient number, since it is larger than the sum of its proper divisors (1426667463).

3138668313 is a wasteful number, since it uses less digits than its factorization.

3138668313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95111175.

The product of its digits is 186624, while the sum is 42.

The square root of 3138668313 is about 56023.8191575690. The cubic root of 3138668313 is about 1464.1373097309.

It can be divided in two parts, 31386 and 68313, that added together give a palindrome (99699).

The spelling of 3138668313 in words is "three billion, one hundred thirty-eight million, six hundred sixty-eight thousand, three hundred thirteen".