514159691 has 2 divisors, whose sum is σ = 514159692. Its totient is φ = 514159690.

The previous prime is 514159669. The next prime is 514159697. The reversal of 514159691 is 196951415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 514159691 - 2¹⁸ = 513897547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (514159697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257079845 + 257079846.

It is an arithmetic number, because the mean of its divisors is an integer number (257079846).

Almost surely, 2^514159691 is an apocalyptic number.

514159691 is a deficient number, since it is larger than the sum of its proper divisors (1).

514159691 is an equidigital number, since it uses as much as digits as its factorization.

514159691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 41.

The square root of 514159691 is about 22675.0896580366. The cubic root of 514159691 is about 801.1232611798.

The spelling of 514159691 in words is "five hundred fourteen million, one hundred fifty-nine thousand, six hundred ninety-one".