552121 has 4 divisors (see below), whose sum is σ = 581200. Its totient is φ = 523044.

The previous prime is 552113. The next prime is 552127. The reversal of 552121 is 121255.

552121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121255 = 5 ⋅24251.

It is a cyclic number.

It is not a de Polignac number, because 552121 - 2³ = 552113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 552095 and 552104.

It is not an unprimeable number, because it can be changed into a prime (552127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14511 + ... + 14548.

It is an arithmetic number, because the mean of its divisors is an integer number (145300).

2⁵⁵²¹²¹ is an apocalyptic number.

It is an amenable number.

552121 is a deficient number, since it is larger than the sum of its proper divisors (29079).

552121 is a wasteful number, since it uses less digits than its factorization.

552121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29078.

The product of its digits is 100, while the sum is 16.

The square root of 552121 is about 743.0484506410. The cubic root of 552121 is about 82.0373119904.

Adding to 552121 its reverse (121255), we get a palindrome (673376).

The spelling of 552121 in words is "five hundred fifty-two thousand, one hundred twenty-one".