11309393 has 2 divisors, whose sum is σ = 11309394. Its totient is φ = 11309392.

The previous prime is 11309381. The next prime is 11309411. The reversal of 11309393 is 39390311.

11309393 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9909904 + 1399489 = 3148^2 + 1183^2 .

It is a cyclic number.

It is not a de Polignac number, because 11309393 - 2⁶ = 11309329 is a prime.

It is not a weakly prime, because it can be changed into another prime (11309303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5654696 + 5654697.

It is an arithmetic number, because the mean of its divisors is an integer number (5654697).

Almost surely, 2^11309393 is an apocalyptic number.

It is an amenable number.

11309393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11309393 is an equidigital number, since it uses as much as digits as its factorization.

11309393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187, while the sum is 29.

The square root of 11309393 is about 3362.9440970673. The cubic root of 11309393 is about 224.4638625835.

The spelling of 11309393 in words is "eleven million, three hundred nine thousand, three hundred ninety-three".