11047321 has 2 divisors, whose sum is σ = 11047322. Its totient is φ = 11047320.

The previous prime is 11047313. The next prime is 11047339. The reversal of 11047321 is 12374011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6574096 + 4473225 = 2564^2 + 2115^2 .

It is a cyclic number.

It is not a de Polignac number, because 11047321 - 2³ = 11047313 is a prime.

It is not a weakly prime, because it can be changed into another prime (11047301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5523660 + 5523661.

It is an arithmetic number, because the mean of its divisors is an integer number (5523661).

Almost surely, 2^11047321 is an apocalyptic number.

It is an amenable number.

11047321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11047321 is an equidigital number, since it uses as much as digits as its factorization.

11047321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11047321 is about 3323.7510436253. The cubic root of 11047321 is about 222.7164648423.

The spelling of 11047321 in words is "eleven million, forty-seven thousand, three hundred twenty-one".