501131516 has 6 divisors (see below), whose sum is σ = 876980160. Its totient is φ = 250565756.

The previous prime is 501131497. The next prime is 501131539. The reversal of 501131516 is 615131105.

It is a super-2 number, since 2×501131516² = 502265592656916512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 501131491 and 501131500.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 62641436 + ... + 62641443.

It is an arithmetic number, because the mean of its divisors is an integer number (146163360).

Almost surely, 2^501131516 is an apocalyptic number.

It is an amenable number.

501131516 is a deficient number, since it is larger than the sum of its proper divisors (375848644).

501131516 is a wasteful number, since it uses less digits than its factorization.

501131516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125282883 (or 125282881 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 501131516 is about 22385.9669436011. The cubic root of 501131516 is about 794.2987981374.

The spelling of 501131516 in words is "five hundred one million, one hundred thirty-one thousand, five hundred sixteen".