11742993 has 12 divisors (see below), whose sum is σ = 16992768. Its totient is φ = 7814520.

The previous prime is 11742989. The next prime is 11743001. The reversal of 11742993 is 39924711.

11742993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11742993 - 2² = 11742989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11742793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7248 + ... + 8718.

It is an arithmetic number, because the mean of its divisors is an integer number (1416064).

Almost surely, 2^11742993 is an apocalyptic number.

It is an amenable number.

11742993 is a deficient number, since it is larger than the sum of its proper divisors (5249775).

11742993 is a wasteful number, since it uses less digits than its factorization.

11742993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364 (or 2361 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 11742993 is about 3426.8050717833. The cubic root of 11742993 is about 227.2965971681.

The spelling of 11742993 in words is "eleven million, seven hundred forty-two thousand, nine hundred ninety-three".