508142923 has 2 divisors, whose sum is σ = 508142924. Its totient is φ = 508142922.

The previous prime is 508142861. The next prime is 508142951. The reversal of 508142923 is 329241805.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 508142923 - 2¹⁷ = 508011851 is a prime.

It is not a weakly prime, because it can be changed into another prime (508142623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254071461 + 254071462.

It is an arithmetic number, because the mean of its divisors is an integer number (254071462).

Almost surely, 2^508142923 is an apocalyptic number.

508142923 is a deficient number, since it is larger than the sum of its proper divisors (1).

508142923 is an equidigital number, since it uses as much as digits as its factorization.

508142923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 508142923 is about 22542.0257075534. The cubic root of 508142923 is about 797.9860399398.

The spelling of 508142923 in words is "five hundred eight million, one hundred forty-two thousand, nine hundred twenty-three".