495909587 has 2 divisors, whose sum is σ = 495909588. Its totient is φ = 495909586.

The previous prime is 495909551. The next prime is 495909607. The reversal of 495909587 is 785909594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495909587 - 2⁶ = 495909523 is a prime.

It is not a weakly prime, because it can be changed into another prime (495909527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247954793 + 247954794.

It is an arithmetic number, because the mean of its divisors is an integer number (247954794).

Almost surely, 2^495909587 is an apocalyptic number.

495909587 is a deficient number, since it is larger than the sum of its proper divisors (1).

495909587 is an equidigital number, since it uses as much as digits as its factorization.

495909587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4082400, while the sum is 56.

The square root of 495909587 is about 22269.0275270385. The cubic root of 495909587 is about 791.5302215867.

The spelling of 495909587 in words is "four hundred ninety-five million, nine hundred nine thousand, five hundred eighty-seven".