11935993 has 2 divisors, whose sum is σ = 11935994. Its totient is φ = 11935992.

The previous prime is 11935967. The next prime is 11935997. The reversal of 11935993 is 39953911.

11935993 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., 7823209 + 4112784 = 2797^2 + 2028^2 .

It is an emirp because it is prime and its reverse (39953911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11935993 - 2⁹ = 11935481 is a prime.

It is not a weakly prime, because it can be changed into another prime (11935997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5967996 + 5967997.

It is an arithmetic number, because the mean of its divisors is an integer number (5967997).

Almost surely, 2^11935993 is an apocalyptic number.

It is an amenable number.

11935993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11935993 is an equidigital number, since it uses as much as digits as its factorization.

11935993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32805, while the sum is 40.

The square root of 11935993 is about 3454.8506480020. The cubic root of 11935993 is about 228.5350686025.

The spelling of 11935993 in words is "eleven million, nine hundred thirty-five thousand, nine hundred ninety-three".