10543993 has 8 divisors (see below), whose sum is σ = 11145600. Its totient is φ = 9947088.

The previous prime is 10543957. The next prime is 10544003. The reversal of 10543993 is 39934501.

10543993 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 a de Polignac number, because none of the positive numbers 2^k-10543993 is a prime.

It is a super-2 number, since 2×10543993² = 222351576768098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10543943) 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, 4080 + ... + 6142.

It is an arithmetic number, because the mean of its divisors is an integer number (1393200).

Almost surely, 2^10543993 is an apocalyptic number.

It is an amenable number.

10543993 is a deficient number, since it is larger than the sum of its proper divisors (601607).

10543993 is a wasteful number, since it uses less digits than its factorization.

10543993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 10543993 is about 3247.1515209488. The cubic root of 10543993 is about 219.2813533898.

The spelling of 10543993 in words is "ten million, five hundred forty-three thousand, nine hundred ninety-three".