565003243 has 8 divisors (see below), whose sum is σ = 646027488. Its totient is φ = 484056384.

The previous prime is 565003237. The next prime is 565003249. The reversal of 565003243 is 342300565.

It is an interprime number because it is at equal distance from previous prime (565003237) and next prime (565003249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-565003243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565003249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2746 + ... + 33727.

It is an arithmetic number, because the mean of its divisors is an integer number (80753436).

Almost surely, 2^565003243 is an apocalyptic number.

565003243 is a deficient number, since it is larger than the sum of its proper divisors (81024245).

565003243 is a wasteful number, since it uses less digits than its factorization.

565003243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38693.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 565003243 is about 23769.7968649292. The cubic root of 565003243 is about 826.7045226515.

The spelling of 565003243 in words is "five hundred sixty-five million, three thousand, two hundred forty-three".