495771943 has 2 divisors, whose sum is σ = 495771944. Its totient is φ = 495771942.

The previous prime is 495771889. The next prime is 495771961. The reversal of 495771943 is 349177594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495771943 - 2²¹ = 493674791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495771643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247885971 + 247885972.

It is an arithmetic number, because the mean of its divisors is an integer number (247885972).

Almost surely, 2^495771943 is an apocalyptic number.

495771943 is a deficient number, since it is larger than the sum of its proper divisors (1).

495771943 is an equidigital number, since it uses as much as digits as its factorization.

495771943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 49.

The square root of 495771943 is about 22265.9368318515. The cubic root of 495771943 is about 791.4569827879.

The spelling of 495771943 in words is "four hundred ninety-five million, seven hundred seventy-one thousand, nine hundred forty-three".