2347494139 has 2 divisors, whose sum is σ = 2347494140. Its totient is φ = 2347494138.

The previous prime is 2347494131. The next prime is 2347494167. The reversal of 2347494139 is 9314947432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2347494139 - 2³ = 2347494131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2347494131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173747069 + 1173747070.

It is an arithmetic number, because the mean of its divisors is an integer number (1173747070).

Almost surely, 2^2347494139 is an apocalyptic number.

2347494139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347494139 is an equidigital number, since it uses as much as digits as its factorization.

2347494139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 46.

The square root of 2347494139 is about 48450.9456976848. The cubic root of 2347494139 is about 1329.0301669613.

The spelling of 2347494139 in words is "two billion, three hundred forty-seven million, four hundred ninety-four thousand, one hundred thirty-nine".