9432121 has 2 divisors, whose sum is σ = 9432122. Its totient is φ = 9432120.

The previous prime is 9432119. The next prime is 9432149. The reversal of 9432121 is 1212349.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8410000 + 1022121 = 2900^2 + 1011^2 .

It is a cyclic number.

It is not a de Polignac number, because 9432121 - 2¹ = 9432119 is a prime.

Together with 9432119, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 9432092 and 9432101.

It is not a weakly prime, because it can be changed into another prime (9432191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4716060 + 4716061.

It is an arithmetic number, because the mean of its divisors is an integer number (4716061).

Almost surely, 2^9432121 is an apocalyptic number.

It is an amenable number.

9432121 is a deficient number, since it is larger than the sum of its proper divisors (1).

9432121 is an equidigital number, since it uses as much as digits as its factorization.

9432121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 9432121 is about 3071.1758334553. The cubic root of 9432121 is about 211.2855458783.

The spelling of 9432121 in words is "nine million, four hundred thirty-two thousand, one hundred twenty-one".