501252563 has 8 divisors (see below), whose sum is σ = 574335840. Its totient is φ = 428538240.

The previous prime is 501252553. The next prime is 501252589. The reversal of 501252563 is 365252105.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 501252563 - 2¹⁰ = 501251539 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501252553) 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, 89318 + ... + 94763.

It is an arithmetic number, because the mean of its divisors is an integer number (71791980).

Almost surely, 2^501252563 is an apocalyptic number.

501252563 is a deficient number, since it is larger than the sum of its proper divisors (73083277).

501252563 is a wasteful number, since it uses less digits than its factorization.

501252563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184477.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 501252563 is about 22388.6704160832. The cubic root of 501252563 is about 794.3627465842.

It can be divided in two parts, 5012 and 52563, that added together give a palindrome (57575).

The spelling of 501252563 in words is "five hundred one million, two hundred fifty-two thousand, five hundred sixty-three".