501141 has 4 divisors (see below), whose sum is σ = 668192. Its totient is φ = 334092.

The previous prime is 501139. The next prime is 501157. The reversal of 501141 is 141105.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 501141 - 2¹ = 501139 is a prime.

It is a super-2 number, since 2×501141² = 502284603762, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83521 + ... + 83526.

It is an arithmetic number, because the mean of its divisors is an integer number (167048).

2⁵⁰¹¹⁴¹ is an apocalyptic number.

It is an amenable number.

501141 is a deficient number, since it is larger than the sum of its proper divisors (167051).

501141 is a wasteful number, since it uses less digits than its factorization.

501141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167050.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 501141 is about 707.9131302639. The cubic root of 501141 is about 79.4303808853.

Adding to 501141 its reverse (141105), we get a palindrome (642246).

The spelling of 501141 in words is "five hundred one thousand, one hundred forty-one".