495194771 has 2 divisors, whose sum is σ = 495194772. Its totient is φ = 495194770.

The previous prime is 495194747. The next prime is 495194783. The reversal of 495194771 is 177491594.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495194771 - 2¹⁰ = 495193747 is a prime.

It is a super-2 number, since 2×495194771² = 490435722451484882, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (495194471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247597385 + 247597386.

It is an arithmetic number, because the mean of its divisors is an integer number (247597386).

Almost surely, 2^495194771 is an apocalyptic number.

495194771 is a deficient number, since it is larger than the sum of its proper divisors (1).

495194771 is an equidigital number, since it uses as much as digits as its factorization.

495194771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 47.

The square root of 495194771 is about 22252.9721835084. The cubic root of 495194771 is about 791.1497284811.

The spelling of 495194771 in words is "four hundred ninety-five million, one hundred ninety-four thousand, seven hundred seventy-one".