508121 has 8 divisors (see below), whose sum is σ = 539904. Its totient is φ = 477360.

The previous prime is 508103. The next prime is 508129. The reversal of 508121 is 121805.

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 508121 - 2¹⁴ = 491737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 508121.

It is not an unprimeable number, because it can be changed into a prime (508129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926 + ... + 1368.

It is an arithmetic number, because the mean of its divisors is an integer number (67488).

2⁵⁰⁸¹²¹ is an apocalyptic number.

It is an amenable number.

508121 is a deficient number, since it is larger than the sum of its proper divisors (31783).

508121 is a wasteful number, since it uses less digits than its factorization.

508121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 508121 is about 712.8260657411. The cubic root of 508121 is about 79.7974563838.

Adding to 508121 its reverse (121805), we get a palindrome (629926).

The spelling of 508121 in words is "five hundred eight thousand, one hundred twenty-one".