5139456099 has 32 divisors (see below), whose sum is σ = 7580252160. Its totient is φ = 3080850432.

The previous prime is 5139456071. The next prime is 5139456107. The reversal of 5139456099 is 9906549315.

It is a Cunningham number, because it is equal to 71690²-1.

It is not a de Polignac number, because 5139456099 - 2²⁸ = 4871020643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (5139456899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1216639 + ... + 1220855.

It is an arithmetic number, because the mean of its divisors is an integer number (236882880).

Almost surely, 2^5139456099 is an apocalyptic number.

5139456099 is a deficient number, since it is larger than the sum of its proper divisors (2440796061).

5139456099 is a wasteful number, since it uses less digits than its factorization.

5139456099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5299.

The product of its (nonzero) digits is 1312200, while the sum is 51.

The square root of 5139456099 is about 71689.9999930255. Note that the first 5 decimals coincide. The cubic root of 5139456099 is about 1725.7281640787.

The spelling of 5139456099 in words is "five billion, one hundred thirty-nine million, four hundred fifty-six thousand, ninety-nine".