501341531 has 8 divisors (see below), whose sum is σ = 520920720. Its totient is φ = 481915168.

The previous prime is 501341521. The next prime is 501341549. The reversal of 501341531 is 135143105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 501341531 - 2¹⁴ = 501325147 is a prime.

It is a super-2 number, since 2×501341531² = 502686661410847922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 501341497 and 501341506.

It is not an unprimeable number, because it can be changed into a prime (501341501) 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 7 ways as a sum of consecutive naturals, for example, 31496 + ... + 44661.

It is an arithmetic number, because the mean of its divisors is an integer number (65115090).

Almost surely, 2^501341531 is an apocalyptic number.

501341531 is a deficient number, since it is larger than the sum of its proper divisors (19579189).

501341531 is a wasteful number, since it uses less digits than its factorization.

501341531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76413.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 501341531 is about 22390.6572257270. The cubic root of 501341531 is about 794.4097413124.

Adding to 501341531 its reverse (135143105), we get a palindrome (636484636).

The spelling of 501341531 in words is "five hundred one million, three hundred forty-one thousand, five hundred thirty-one".