501055213 has 16 divisors (see below), whose sum is σ = 535533120. Its totient is φ = 467444736.

The previous prime is 501055193. The next prime is 501055237. The reversal of 501055213 is 312550105.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501055213 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 (501055013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391731 + ... + 393007.

It is an arithmetic number, because the mean of its divisors is an integer number (33470820).

Almost surely, 2^501055213 is an apocalyptic number.

It is an amenable number.

501055213 is a deficient number, since it is larger than the sum of its proper divisors (34477907).

501055213 is a wasteful number, since it uses less digits than its factorization.

501055213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 501055213 is about 22384.2626190813. The cubic root of 501055213 is about 794.2584824015.

The spelling of 501055213 in words is "five hundred one million, fifty-five thousand, two hundred thirteen".