3139493519 has 8 divisors (see below), whose sum is σ = 3306656640. Its totient is φ = 2972523096.

The previous prime is 3139493477. The next prime is 3139493543. The reversal of 3139493519 is 9153949313.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-3139493519 is a prime.

It is a super-2 number, since 2×3139493519² = 19712839111686006722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3139493569) 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, 14099 + ... + 80484.

It is an arithmetic number, because the mean of its divisors is an integer number (413332080).

Almost surely, 2^3139493519 is an apocalyptic number.

3139493519 is a deficient number, since it is larger than the sum of its proper divisors (167163121).

3139493519 is a wasteful number, since it uses less digits than its factorization.

3139493519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96349.

The product of its digits is 393660, while the sum is 47.

The square root of 3139493519 is about 56031.1834517173. The cubic root of 3139493519 is about 1464.2656135104.

The spelling of 3139493519 in words is "three billion, one hundred thirty-nine million, four hundred ninety-three thousand, five hundred nineteen".