501382013 has 12 divisors (see below), whose sum is σ = 580114080. Its totient is φ = 431810280.

The previous prime is 501382009. The next prime is 501382033. The reversal of 501382013 is 310283105.

It is not a de Polignac number, because 501382013 - 2² = 501382009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 501382013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501382033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106745 + ... + 111342.

It is an arithmetic number, because the mean of its divisors is an integer number (48342840).

Almost surely, 2^501382013 is an apocalyptic number.

It is an amenable number.

501382013 is a deficient number, since it is larger than the sum of its proper divisors (78732067).

501382013 is a wasteful number, since it uses less digits than its factorization.

501382013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218128 (or 218117 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 501382013 is about 22391.5612005952. The cubic root of 501382013 is about 794.4311228974.

The spelling of 501382013 in words is "five hundred one million, three hundred eighty-two thousand, thirteen".