509094276923 has 2 divisors, whose sum is σ = 509094276924. Its totient is φ = 509094276922.

The previous prime is 509094276883. The next prime is 509094276931. The reversal of 509094276923 is 329672490905.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-509094276923 is a prime.

It is not a weakly prime, because it can be changed into another prime (509094276953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254547138461 + 254547138462.

It is an arithmetic number, because the mean of its divisors is an integer number (254547138462).

Almost surely, 2^509094276923 is an apocalyptic number.

509094276923 is a deficient number, since it is larger than the sum of its proper divisors (1).

509094276923 is an equidigital number, since it uses as much as digits as its factorization.

509094276923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 509094276923 in words is "five hundred nine billion, ninety-four million, two hundred seventy-six thousand, nine hundred twenty-three".