495611279 has 2 divisors, whose sum is σ = 495611280. Its totient is φ = 495611278.

The previous prime is 495611273. The next prime is 495611293. The reversal of 495611279 is 972116594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 495611279 - 2²⁰ = 494562703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495611273) 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, 247805639 + 247805640.

It is an arithmetic number, because the mean of its divisors is an integer number (247805640).

Almost surely, 2^495611279 is an apocalyptic number.

495611279 is a deficient number, since it is larger than the sum of its proper divisors (1).

495611279 is an equidigital number, since it uses as much as digits as its factorization.

495611279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The square root of 495611279 is about 22262.3286967020. The cubic root of 495611279 is about 791.3714781623.

The spelling of 495611279 in words is "four hundred ninety-five million, six hundred eleven thousand, two hundred seventy-nine".