552016121 has 8 divisors (see below), whose sum is σ = 557991840. Its totient is φ = 546069312.

The previous prime is 552016117. The next prime is 552016133. The reversal of 552016121 is 121610255.

It is a happy number.

552016121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 552016121 - 2² = 552016117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552016111) 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, 32321 + ... + 46353.

It is an arithmetic number, because the mean of its divisors is an integer number (69748980).

Almost surely, 2^552016121 is an apocalyptic number.

It is an amenable number.

552016121 is a deficient number, since it is larger than the sum of its proper divisors (5975719).

552016121 is a wasteful number, since it uses less digits than its factorization.

552016121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14455.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 552016121 is about 23495.0233240999. The cubic root of 552016121 is about 820.3211715323.

Adding to 552016121 its reverse (121610255), we get a palindrome (673626376).

The spelling of 552016121 in words is "five hundred fifty-two million, sixteen thousand, one hundred twenty-one".