11121297 has 16 divisors (see below), whose sum is σ = 16735680. Its totient is φ = 6507200.

The previous prime is 11121223. The next prime is 11121307. The reversal of 11121297 is 79212111.

It is a cyclic number.

It is not a de Polignac number, because 11121297 - 2⁸ = 11121041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11121217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4854 + ... + 6767.

It is an arithmetic number, because the mean of its divisors is an integer number (1045980).

Almost surely, 2^11121297 is an apocalyptic number.

It is an amenable number.

11121297 is a deficient number, since it is larger than the sum of its proper divisors (5614383).

11121297 is a wasteful number, since it uses less digits than its factorization.

11121297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11664.

The product of its digits is 252, while the sum is 24.

The square root of 11121297 is about 3334.8608666630. The cubic root of 11121297 is about 223.2124835646.

The spelling of 11121297 in words is "eleven million, one hundred twenty-one thousand, two hundred ninety-seven".