495169919 has 2 divisors, whose sum is σ = 495169920. Its totient is φ = 495169918.

The previous prime is 495169901. The next prime is 495169933. The reversal of 495169919 is 919961594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495169919 - 2¹² = 495165823 is a prime.

It is a super-2 number, since 2×495169919² = 490386497364933122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495169019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247584959 + 247584960.

It is an arithmetic number, because the mean of its divisors is an integer number (247584960).

Almost surely, 2^495169919 is an apocalyptic number.

495169919 is a deficient number, since it is larger than the sum of its proper divisors (1).

495169919 is an equidigital number, since it uses as much as digits as its factorization.

495169919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 787320, while the sum is 53.

The square root of 495169919 is about 22252.4137791836. The cubic root of 495169919 is about 791.1364932969.

The spelling of 495169919 in words is "four hundred ninety-five million, one hundred sixty-nine thousand, nine hundred nineteen".