11941993 has 8 divisors (see below), whose sum is σ = 13694912. Its totient is φ = 10200816.

The previous prime is 11941981. The next prime is 11942011. The reversal of 11941993 is 39914911.

11941993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11941993 - 2²¹ = 9844841 is a prime.

It is a super-3 number, since 3×11941993³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11941933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630 + ... + 4927.

It is an arithmetic number, because the mean of its divisors is an integer number (1711864).

Almost surely, 2^11941993 is an apocalyptic number.

It is an amenable number.

11941993 is a deficient number, since it is larger than the sum of its proper divisors (1752919).

11941993 is an equidigital number, since it uses as much as digits as its factorization.

11941993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871.

The product of its digits is 8748, while the sum is 37.

The square root of 11941993 is about 3455.7188832427. The cubic root of 11941993 is about 228.5733556199.

The spelling of 11941993 in words is "eleven million, nine hundred forty-one thousand, nine hundred ninety-three".