497749753 has 2 divisors, whose sum is σ = 497749754. Its totient is φ = 497749752.

The previous prime is 497749741. The next prime is 497749781. The reversal of 497749753 is 357947794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 456121449 + 41628304 = 21357^2 + 6452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497749753 is a prime.

It is a super-2 number, since 2×497749753² = 495509633223122018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 497749694 and 497749703.

It is not a weakly prime, because it can be changed into another prime (497749723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248874876 + 248874877.

It is an arithmetic number, because the mean of its divisors is an integer number (248874877).

Almost surely, 2^497749753 is an apocalyptic number.

It is an amenable number.

497749753 is a deficient number, since it is larger than the sum of its proper divisors (1).

497749753 is an equidigital number, since it uses as much as digits as its factorization.

497749753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6667920, while the sum is 55.

The square root of 497749753 is about 22310.3059817655. The cubic root of 497749753 is about 792.5080538013.

The spelling of 497749753 in words is "four hundred ninety-seven million, seven hundred forty-nine thousand, seven hundred fifty-three".