497165503 has 4 divisors (see below), whose sum is σ = 501080320. Its totient is φ = 493250688.

The previous prime is 497165479. The next prime is 497165521. The reversal of 497165503 is 305561794.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497165503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497165573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957218 + ... + 1957471.

It is an arithmetic number, because the mean of its divisors is an integer number (125270080).

Almost surely, 2^497165503 is an apocalyptic number.

497165503 is a deficient number, since it is larger than the sum of its proper divisors (3914817).

497165503 is a wasteful number, since it uses less digits than its factorization.

497165503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914816.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 497165503 is about 22297.2084127139. The cubic root of 497165503 is about 792.1978550126.

The spelling of 497165503 in words is "four hundred ninety-seven million, one hundred sixty-five thousand, five hundred three".