495205549 has 2 divisors, whose sum is σ = 495205550. Its totient is φ = 495205548.

The previous prime is 495205541. The next prime is 495205559. The reversal of 495205549 is 945502594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 404613225 + 90592324 = 20115^2 + 9518^2 .

It is a cyclic number.

It is not a de Polignac number, because 495205549 - 2³ = 495205541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495205541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247602774 + 247602775.

It is an arithmetic number, because the mean of its divisors is an integer number (247602775).

Almost surely, 2^495205549 is an apocalyptic number.

It is an amenable number.

495205549 is a deficient number, since it is larger than the sum of its proper divisors (1).

495205549 is an equidigital number, since it uses as much as digits as its factorization.

495205549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 43.

The square root of 495205549 is about 22253.2143520886. The cubic root of 495205549 is about 791.1554682764.

The spelling of 495205549 in words is "four hundred ninety-five million, two hundred five thousand, five hundred forty-nine".