495654493 has 2 divisors, whose sum is σ = 495654494. Its totient is φ = 495654492.

The previous prime is 495654487. The next prime is 495654521. The reversal of 495654493 is 394456594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 491863684 + 3790809 = 22178^2 + 1947^2 .

It is a cyclic number.

It is not a de Polignac number, because 495654493 - 2⁵ = 495654461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495654473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247827246 + 247827247.

It is an arithmetic number, because the mean of its divisors is an integer number (247827247).

Almost surely, 2^495654493 is an apocalyptic number.

It is an amenable number.

495654493 is a deficient number, since it is larger than the sum of its proper divisors (1).

495654493 is an equidigital number, since it uses as much as digits as its factorization.

495654493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2332800, while the sum is 49.

The square root of 495654493 is about 22263.2992388819. The cubic root of 495654493 is about 791.3944782665.

The spelling of 495654493 in words is "four hundred ninety-five million, six hundred fifty-four thousand, four hundred ninety-three".