11243397 has 8 divisors (see below), whose sum is σ = 16354080. Its totient is φ = 6814160.

The previous prime is 11243371. The next prime is 11243399. The reversal of 11243397 is 79334211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11243397 - 2¹⁰ = 11242373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11243399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170322 + ... + 170387.

It is an arithmetic number, because the mean of its divisors is an integer number (2044260).

Almost surely, 2^11243397 is an apocalyptic number.

It is an amenable number.

11243397 is a deficient number, since it is larger than the sum of its proper divisors (5110683).

11243397 is a wasteful number, since it uses less digits than its factorization.

11243397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340723.

The product of its digits is 4536, while the sum is 30.

The square root of 11243397 is about 3353.1175046515. The cubic root of 11243397 is about 224.0263906513.

The spelling of 11243397 in words is "eleven million, two hundred forty-three thousand, three hundred ninety-seven".