5139801507 has 4 divisors (see below), whose sum is σ = 6853068680. Its totient is φ = 3426534336.

The previous prime is 5139801503. The next prime is 5139801509. The reversal of 5139801507 is 7051089315.

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

It is not a de Polignac number, because 5139801507 - 2² = 5139801503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5139801503) 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, 856633582 + ... + 856633587.

It is an arithmetic number, because the mean of its divisors is an integer number (1713267170).

Almost surely, 2^5139801507 is an apocalyptic number.

5139801507 is a deficient number, since it is larger than the sum of its proper divisors (1713267173).

5139801507 is a wasteful number, since it uses less digits than its factorization.

5139801507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713267172.

The product of its (nonzero) digits is 37800, while the sum is 39.

The square root of 5139801507 is about 71692.4089914685. The cubic root of 5139801507 is about 1725.7668236145.

The spelling of 5139801507 in words is "five billion, one hundred thirty-nine million, eight hundred one thousand, five hundred seven".