7327121 has 2 divisors, whose sum is σ = 7327122. Its totient is φ = 7327120.

The previous prime is 7327109. The next prime is 7327127. The reversal of 7327121 is 1217237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 2768896 = 2135^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 7327121 - 2⁶ = 7327057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7327127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3663560 + 3663561.

It is an arithmetic number, because the mean of its divisors is an integer number (3663561).

Almost surely, 2^7327121 is an apocalyptic number.

It is an amenable number.

7327121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7327121 is an equidigital number, since it uses as much as digits as its factorization.

7327121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 588, while the sum is 23.

The square root of 7327121 is about 2706.8655304614. The cubic root of 7327121 is about 194.2276793367.

The spelling of 7327121 in words is "seven million, three hundred twenty-seven thousand, one hundred twenty-one".