11490943 has 2 divisors, whose sum is σ = 11490944. Its totient is φ = 11490942.

The previous prime is 11490937. The next prime is 11490959. The reversal of 11490943 is 34909411.

It is a weak prime.

It is an emirp because it is prime and its reverse (34909411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11490943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11490343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5745471 + 5745472.

It is an arithmetic number, because the mean of its divisors is an integer number (5745472).

Almost surely, 2^11490943 is an apocalyptic number.

11490943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11490943 is an equidigital number, since it uses as much as digits as its factorization.

11490943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 11490943 is about 3389.8293467371. The cubic root of 11490943 is about 225.6586003627.

The spelling of 11490943 in words is "eleven million, four hundred ninety thousand, nine hundred forty-three".