503253121 has 8 divisors (see below), whose sum is σ = 579676160. Its totient is φ = 427962528.

The previous prime is 503253029. The next prime is 503253139. The reversal of 503253121 is 121352305.

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

It is not a de Polignac number, because 503253121 - 2¹⁵ = 503220353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503253092 and 503253101.

It is not an unprimeable number, because it can be changed into a prime (503253181) 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, 282156 + ... + 283933.

It is an arithmetic number, because the mean of its divisors is an integer number (72459520).

Almost surely, 2^503253121 is an apocalyptic number.

It is an amenable number.

503253121 is a deficient number, since it is larger than the sum of its proper divisors (76423039).

503253121 is a wasteful number, since it uses less digits than its factorization.

503253121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566223.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 503253121 is about 22433.3038360381. The cubic root of 503253121 is about 795.4181421761.

The spelling of 503253121 in words is "five hundred three million, two hundred fifty-three thousand, one hundred twenty-one".