11023993 has 2 divisors, whose sum is σ = 11023994. Its totient is φ = 11023992.

The previous prime is 11023963. The next prime is 11023997. The reversal of 11023993 is 39932011.

11023993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10517049 + 506944 = 3243^2 + 712^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11023993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11023997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511996 + 5511997.

It is an arithmetic number, because the mean of its divisors is an integer number (5511997).

Almost surely, 2^11023993 is an apocalyptic number.

It is an amenable number.

11023993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023993 is an equidigital number, since it uses as much as digits as its factorization.

11023993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 11023993 is about 3320.2399009710. The cubic root of 11023993 is about 222.5595884670.

The spelling of 11023993 in words is "eleven million, twenty-three thousand, nine hundred ninety-three".