497986611 has 4 divisors (see below), whose sum is σ = 663982152. Its totient is φ = 331991072.

The previous prime is 497986607. The next prime is 497986613. The reversal of 497986611 is 116689794.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 497986611 - 2² = 497986607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (497986613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82997766 + ... + 82997771.

It is an arithmetic number, because the mean of its divisors is an integer number (165995538).

Almost surely, 2^497986611 is an apocalyptic number.

497986611 is a deficient number, since it is larger than the sum of its proper divisors (165995541).

497986611 is a wasteful number, since it uses less digits than its factorization.

497986611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165995540.

The product of its digits is 653184, while the sum is 51.

The square root of 497986611 is about 22315.6136146869. The cubic root of 497986611 is about 792.6337408590.

The spelling of 497986611 in words is "four hundred ninety-seven million, nine hundred eighty-six thousand, six hundred eleven".