11143297 has 8 divisors (see below), whose sum is σ = 12356352. Its totient is φ = 9963600.

The previous prime is 11143283. The next prime is 11143309. The reversal of 11143297 is 79234111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11143207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7633 + ... + 8974.

It is an arithmetic number, because the mean of its divisors is an integer number (1544544).

Almost surely, 2^11143297 is an apocalyptic number.

It is an amenable number.

11143297 is a deficient number, since it is larger than the sum of its proper divisors (1213055).

11143297 is a wasteful number, since it uses less digits than its factorization.

11143297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16679.

The product of its digits is 1512, while the sum is 28.

The square root of 11143297 is about 3338.1577254528. The cubic root of 11143297 is about 223.3595719277.

The spelling of 11143297 in words is "eleven million, one hundred forty-three thousand, two hundred ninety-seven".