519468923 has 2 divisors, whose sum is σ = 519468924. Its totient is φ = 519468922.

The previous prime is 519468913. The next prime is 519468931. The reversal of 519468923 is 329864915.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 519468923 - 2⁸ = 519468667 is a prime.

It is not a weakly prime, because it can be changed into another prime (519468913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259734461 + 259734462.

It is an arithmetic number, because the mean of its divisors is an integer number (259734462).

Almost surely, 2^519468923 is an apocalyptic number.

519468923 is a deficient number, since it is larger than the sum of its proper divisors (1).

519468923 is an equidigital number, since it uses as much as digits as its factorization.

519468923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The square root of 519468923 is about 22791.8608937489. The cubic root of 519468923 is about 803.8713001383.

The spelling of 519468923 in words is "five hundred nineteen million, four hundred sixty-eight thousand, nine hundred twenty-three".