552323121 has 8 divisors (see below), whose sum is σ = 841635264. Its totient is φ = 315613200.

The previous prime is 552323111. The next prime is 552323159. The reversal of 552323121 is 121323255.

It is a happy number.

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

It is not a de Polignac number, because 552323121 - 2¹¹ = 552321073 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 552323091 and 552323100.

It is not an unprimeable number, because it can be changed into a prime (552323111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13150530 + ... + 13150571.

It is an arithmetic number, because the mean of its divisors is an integer number (105204408).

Almost surely, 2^552323121 is an apocalyptic number.

It is an amenable number.

552323121 is a deficient number, since it is larger than the sum of its proper divisors (289312143).

552323121 is a wasteful number, since it uses less digits than its factorization.

552323121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26301111.

The product of its digits is 1800, while the sum is 24.

The square root of 552323121 is about 23501.5557144628. Note that the first 3 decimals coincide. The cubic root of 552323121 is about 820.4732153576.

Adding to 552323121 its reverse (121323255), we get a palindrome (673646376).

The spelling of 552323121 in words is "five hundred fifty-two million, three hundred twenty-three thousand, one hundred twenty-one".