514908887 has 2 divisors, whose sum is σ = 514908888. Its totient is φ = 514908886.

The previous prime is 514908857. The next prime is 514908893. The reversal of 514908887 is 788809415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 514908887 - 2¹⁴ = 514892503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514908857) 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, 257454443 + 257454444.

It is an arithmetic number, because the mean of its divisors is an integer number (257454444).

Almost surely, 2^514908887 is an apocalyptic number.

514908887 is a deficient number, since it is larger than the sum of its proper divisors (1).

514908887 is an equidigital number, since it uses as much as digits as its factorization.

514908887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 50.

The square root of 514908887 is about 22691.6038877819. The cubic root of 514908887 is about 801.5121851317.

The spelling of 514908887 in words is "five hundred fourteen million, nine hundred eight thousand, eight hundred eighty-seven".