4139344631 has 8 divisors (see below), whose sum is σ = 4151000880. Its totient is φ = 4127701248.

The previous prime is 4139344591. The next prime is 4139344669. The reversal of 4139344631 is 1364439314.

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

It is a cyclic number.

It is not a de Polignac number, because 4139344631 - 2¹⁴ = 4139328247 is a prime.

It is a super-2 number, since 2×4139344631² = 34268347948377052322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4139344931) 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, 1304615 + ... + 1307783.

It is an arithmetic number, because the mean of its divisors is an integer number (518875110).

Almost surely, 2^4139344631 is an apocalyptic number.

4139344631 is a deficient number, since it is larger than the sum of its proper divisors (11656249).

4139344631 is a wasteful number, since it uses less digits than its factorization.

4139344631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6433.

The product of its digits is 93312, while the sum is 38.

The square root of 4139344631 is about 64337.7387774858. The cubic root of 4139344631 is about 1605.6240403553.

The spelling of 4139344631 in words is "four billion, one hundred thirty-nine million, three hundred forty-four thousand, six hundred thirty-one".