11039993 has 2 divisors, whose sum is σ = 11039994. Its totient is φ = 11039992.

The previous prime is 11039957. The next prime is 11040011. The reversal of 11039993 is 39993011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8340544 + 2699449 = 2888^2 + 1643^2 .

It is a cyclic number.

It is not a de Polignac number, because 11039993 - 2⁶ = 11039929 is a prime.

It is not a weakly prime, because it can be changed into another prime (11039933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5519996 + 5519997.

It is an arithmetic number, because the mean of its divisors is an integer number (5519997).

Almost surely, 2^11039993 is an apocalyptic number.

It is an amenable number.

11039993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11039993 is an equidigital number, since it uses as much as digits as its factorization.

11039993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6561, while the sum is 35.

The square root of 11039993 is about 3322.6484917908. The cubic root of 11039993 is about 222.6672092429.

The spelling of 11039993 in words is "eleven million, thirty-nine thousand, nine hundred ninety-three".