514657139 has 2 divisors, whose sum is σ = 514657140. Its totient is φ = 514657138.

The previous prime is 514657127. The next prime is 514657163. The reversal of 514657139 is 931756415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 514657139 - 2¹⁶ = 514591603 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 514657096 and 514657105.

It is not a weakly prime, because it can be changed into another prime (514654139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257328569 + 257328570.

It is an arithmetic number, because the mean of its divisors is an integer number (257328570).

Almost surely, 2^514657139 is an apocalyptic number.

514657139 is a deficient number, since it is larger than the sum of its proper divisors (1).

514657139 is an equidigital number, since it uses as much as digits as its factorization.

514657139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 41.

The square root of 514657139 is about 22686.0560477135. The cubic root of 514657139 is about 801.3815393753.

The spelling of 514657139 in words is "five hundred fourteen million, six hundred fifty-seven thousand, one hundred thirty-nine".