495871907 has 2 divisors, whose sum is σ = 495871908. Its totient is φ = 495871906.

The previous prime is 495871889. The next prime is 495871921. The reversal of 495871907 is 709178594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495871907 - 2¹² = 495867811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (495871807) 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, 247935953 + 247935954.

It is an arithmetic number, because the mean of its divisors is an integer number (247935954).

Almost surely, 2^495871907 is an apocalyptic number.

495871907 is a deficient number, since it is larger than the sum of its proper divisors (1).

495871907 is an equidigital number, since it uses as much as digits as its factorization.

495871907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 50.

The square root of 495871907 is about 22268.1814928835. The cubic root of 495871907 is about 791.5101738368.

The spelling of 495871907 in words is "four hundred ninety-five million, eight hundred seventy-one thousand, nine hundred seven".