9472121 has 2 divisors, whose sum is σ = 9472122. Its totient is φ = 9472120.

The previous prime is 9472117. The next prime is 9472123. The reversal of 9472121 is 1212749.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9369721 + 102400 = 3061^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 9472121 - 2² = 9472117 is a prime.

Together with 9472123, it forms a pair of twin primes.

It is a Chen prime.

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

It is not a weakly prime, because it can be changed into another prime (9472123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4736060 + 4736061.

It is an arithmetic number, because the mean of its divisors is an integer number (4736061).

Almost surely, 2^9472121 is an apocalyptic number.

It is an amenable number.

9472121 is a deficient number, since it is larger than the sum of its proper divisors (1).

9472121 is an equidigital number, since it uses as much as digits as its factorization.

9472121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 26.

The square root of 9472121 is about 3077.6811075873. The cubic root of 9472121 is about 211.5837998587.

The spelling of 9472121 in words is "nine million, four hundred seventy-two thousand, one hundred twenty-one".