501241131 has 12 divisors (see below), whose sum is σ = 724846408. Its totient is φ = 333777024.

The previous prime is 501241127. The next prime is 501241159. The reversal of 501241131 is 131142105.

It is not a de Polignac number, because 501241131 - 2² = 501241127 is a prime.

It is a super-2 number, since 2×501241131² = 502485342812318322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501241171) 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, 23590 + ... + 39483.

Almost surely, 2^501241131 is an apocalyptic number.

501241131 is a deficient number, since it is larger than the sum of its proper divisors (223605277).

501241131 is a wasteful number, since it uses less digits than its factorization.

501241131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63962 (or 63959 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 501241131 is about 22388.4151069253. The cubic root of 501241131 is about 794.3567075634.

Adding to 501241131 its reverse (131142105), we get a palindrome (632383236).

The spelling of 501241131 in words is "five hundred one million, two hundred forty-one thousand, one hundred thirty-one".