11264993 has 2 divisors, whose sum is σ = 11264994. Its totient is φ = 11264992.

The previous prime is 11264987. The next prime is 11265029. The reversal of 11264993 is 39946211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10061584 + 1203409 = 3172^2 + 1097^2 .

It is a cyclic number.

It is not a de Polignac number, because 11264993 - 2¹⁰ = 11263969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (11264933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5632496 + 5632497.

It is an arithmetic number, because the mean of its divisors is an integer number (5632497).

Almost surely, 2^11264993 is an apocalyptic number.

It is an amenable number.

11264993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11264993 is an equidigital number, since it uses as much as digits as its factorization.

11264993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 11264993 is about 3356.3362465641. The cubic root of 11264993 is about 224.1697334394.

The spelling of 11264993 in words is "eleven million, two hundred sixty-four thousand, nine hundred ninety-three".