6375309139 has 2 divisors, whose sum is σ = 6375309140. Its totient is φ = 6375309138.

The previous prime is 6375309107. The next prime is 6375309151. The reversal of 6375309139 is 9319035736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6375309139 - 2⁵ = 6375309107 is a prime.

It is not a weakly prime, because it can be changed into another prime (6375309169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3187654569 + 3187654570.

It is an arithmetic number, because the mean of its divisors is an integer number (3187654570).

Almost surely, 2^6375309139 is an apocalyptic number.

6375309139 is a deficient number, since it is larger than the sum of its proper divisors (1).

6375309139 is an equidigital number, since it uses as much as digits as its factorization.

6375309139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 459270, while the sum is 46.

The square root of 6375309139 is about 79845.5329933992. The cubic root of 6375309139 is about 1854.2448559204.

The spelling of 6375309139 in words is "six billion, three hundred seventy-five million, three hundred nine thousand, one hundred thirty-nine".