11938933 has 2 divisors, whose sum is σ = 11938934. Its totient is φ = 11938932.

The previous prime is 11938919. The next prime is 11938943. The reversal of 11938933 is 33983911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6265009 + 5673924 = 2503^2 + 2382^2 .

It is a cyclic number.

It is not a de Polignac number, because 11938933 - 2¹³ = 11930741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11938892 and 11938901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11938943) 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, 5969466 + 5969467.

It is an arithmetic number, because the mean of its divisors is an integer number (5969467).

Almost surely, 2^11938933 is an apocalyptic number.

It is an amenable number.

11938933 is a deficient number, since it is larger than the sum of its proper divisors (1).

11938933 is an equidigital number, since it uses as much as digits as its factorization.

11938933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 37.

The square root of 11938933 is about 3455.2761105301. The cubic root of 11938933 is about 228.5538308438.

The spelling of 11938933 in words is "eleven million, nine hundred thirty-eight thousand, nine hundred thirty-three".