495544493 has 2 divisors, whose sum is σ = 495544494. Its totient is φ = 495544492.

The previous prime is 495544477. The next prime is 495544501. The reversal of 495544493 is 394445594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 442807849 + 52736644 = 21043^2 + 7262^2 .

It is a cyclic number.

It is not a de Polignac number, because 495544493 - 2⁴ = 495544477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495544463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247772246 + 247772247.

It is an arithmetic number, because the mean of its divisors is an integer number (247772247).

Almost surely, 2^495544493 is an apocalyptic number.

It is an amenable number.

495544493 is a deficient number, since it is larger than the sum of its proper divisors (1).

495544493 is an equidigital number, since it uses as much as digits as its factorization.

495544493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 47.

The square root of 495544493 is about 22260.8286683133. The cubic root of 495544493 is about 791.3359295297.

The spelling of 495544493 in words is "four hundred ninety-five million, five hundred forty-four thousand, four hundred ninety-three".