3171115139 has 2 divisors, whose sum is σ = 3171115140. Its totient is φ = 3171115138.

The previous prime is 3171115121. The next prime is 3171115177. The reversal of 3171115139 is 9315111713.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3171115139 - 2¹² = 3171111043 is a prime.

It is not a weakly prime, because it can be changed into another prime (3171015139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1585557569 + 1585557570.

It is an arithmetic number, because the mean of its divisors is an integer number (1585557570).

Almost surely, 2^3171115139 is an apocalyptic number.

3171115139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3171115139 is an equidigital number, since it uses as much as digits as its factorization.

3171115139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 32.

The square root of 3171115139 is about 56312.6552295308. The cubic root of 3171115139 is about 1469.1653272910.

The spelling of 3171115139 in words is "three billion, one hundred seventy-one million, one hundred fifteen thousand, one hundred thirty-nine".