9552121 has 2 divisors, whose sum is σ = 9552122. Its totient is φ = 9552120.

The previous prime is 9552119. The next prime is 9552131. The reversal of 9552121 is 1212559.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9388096 + 164025 = 3064^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 9552121 - 2¹ = 9552119 is a prime.

Together with 9552119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9552131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4776060 + 4776061.

It is an arithmetic number, because the mean of its divisors is an integer number (4776061).

Almost surely, 2^9552121 is an apocalyptic number.

It is an amenable number.

9552121 is a deficient number, since it is larger than the sum of its proper divisors (1).

9552121 is an equidigital number, since it uses as much as digits as its factorization.

9552121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 25.

The square root of 9552121 is about 3090.6505787617. The cubic root of 9552121 is about 212.1777982157.

The spelling of 9552121 in words is "nine million, five hundred fifty-two thousand, one hundred twenty-one".