495872687 has 2 divisors, whose sum is σ = 495872688. Its totient is φ = 495872686.

The previous prime is 495872579. The next prime is 495872723. The reversal of 495872687 is 786278594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495872687 - 2²⁴ = 479095471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495872287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247936343 + 247936344.

It is an arithmetic number, because the mean of its divisors is an integer number (247936344).

Almost surely, 2^495872687 is an apocalyptic number.

495872687 is a deficient number, since it is larger than the sum of its proper divisors (1).

495872687 is an equidigital number, since it uses as much as digits as its factorization.

495872687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 56.

The square root of 495872687 is about 22268.1990066552. The cubic root of 495872687 is about 791.5105888482.

The spelling of 495872687 in words is "four hundred ninety-five million, eight hundred seventy-two thousand, six hundred eighty-seven".