11321273 has 2 divisors, whose sum is σ = 11321274. Its totient is φ = 11321272.

The previous prime is 11321263. The next prime is 11321279. The reversal of 11321273 is 37212311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7333264 + 3988009 = 2708^2 + 1997^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321273 - 2⁴ = 11321257 is a prime.

It is not a weakly prime, because it can be changed into another prime (11321279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660636 + 5660637.

It is an arithmetic number, because the mean of its divisors is an integer number (5660637).

Almost surely, 2^11321273 is an apocalyptic number.

It is an amenable number.

11321273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321273 is an equidigital number, since it uses as much as digits as its factorization.

11321273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 11321273 is about 3364.7099429223. The cubic root of 11321273 is about 224.5424314187.

Adding to 11321273 its reverse (37212311), we get a palindrome (48533584).

The spelling of 11321273 in words is "eleven million, three hundred twenty-one thousand, two hundred seventy-three".