497613569 has 2 divisors, whose sum is σ = 497613570. Its totient is φ = 497613568.

The previous prime is 497613563. The next prime is 497613577. The reversal of 497613569 is 965316794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 488940544 + 8673025 = 22112^2 + 2945^2 .

It is a cyclic number.

It is not a de Polignac number, because 497613569 - 2⁸ = 497613313 is a prime.

It is a super-2 number, since 2×497613569² = 495238528105835522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (497613563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248806784 + 248806785.

It is an arithmetic number, because the mean of its divisors is an integer number (248806785).

Almost surely, 2^497613569 is an apocalyptic number.

It is an amenable number.

497613569 is a deficient number, since it is larger than the sum of its proper divisors (1).

497613569 is an equidigital number, since it uses as much as digits as its factorization.

497613569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 50.

The square root of 497613569 is about 22307.2537305693. The cubic root of 497613569 is about 792.4357706506.

The spelling of 497613569 in words is "four hundred ninety-seven million, six hundred thirteen thousand, five hundred sixty-nine".