11112943 has 2 divisors, whose sum is σ = 11112944. Its totient is φ = 11112942.

The previous prime is 11112923. The next prime is 11112947. The reversal of 11112943 is 34921111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556471 + 5556472.

It is an arithmetic number, because the mean of its divisors is an integer number (5556472).

Almost surely, 2^11112943 is an apocalyptic number.

11112943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112943 is an equidigital number, since it uses as much as digits as its factorization.

11112943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 22.

The square root of 11112943 is about 3333.6081053417. The cubic root of 11112943 is about 223.1565792880.

The spelling of 11112943 in words is "eleven million, one hundred twelve thousand, nine hundred forty-three".