514267139 has 2 divisors, whose sum is σ = 514267140. Its totient is φ = 514267138.

The previous prime is 514267111. The next prime is 514267157. The reversal of 514267139 is 931762415.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514267139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (514260139) 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, 257133569 + 257133570.

It is an arithmetic number, because the mean of its divisors is an integer number (257133570).

Almost surely, 2^514267139 is an apocalyptic number.

514267139 is a deficient number, since it is larger than the sum of its proper divisors (1).

514267139 is an equidigital number, since it uses as much as digits as its factorization.

514267139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 38.

The square root of 514267139 is about 22677.4588303011. The cubic root of 514267139 is about 801.1790629719.

The spelling of 514267139 in words is "five hundred fourteen million, two hundred sixty-seven thousand, one hundred thirty-nine".