501513051 has 16 divisors (see below), whose sum is σ = 722484224. Its totient is φ = 307610784.

The previous prime is 501513041. The next prime is 501513053. The reversal of 501513051 is 150315105.

It is not a de Polignac number, because 501513051 - 2¹⁵ = 501480283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501513053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8971 + ... + 32916.

It is an arithmetic number, because the mean of its divisors is an integer number (45155264).

Almost surely, 2^501513051 is an apocalyptic number.

501513051 is a deficient number, since it is larger than the sum of its proper divisors (220971173).

501513051 is a wasteful number, since it uses less digits than its factorization.

501513051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42210.

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 501513051 is about 22394.4870671333. The cubic root of 501513051 is about 794.5003260167.

Adding to 501513051 its reverse (150315105), we get a palindrome (651828156).

The spelling of 501513051 in words is "five hundred one million, five hundred thirteen thousand, fifty-one".