10894143 has 8 divisors (see below), whose sum is σ = 15642928. Its totient is φ = 6704064.

The previous prime is 10894139. The next prime is 10894159. The reversal of 10894143 is 34149801.

It is a happy number.

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

It is not a de Polignac number, because 10894143 - 2² = 10894139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10894143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10894123) 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, 139630 + ... + 139707.

It is an arithmetic number, because the mean of its divisors is an integer number (1955366).

Almost surely, 2^10894143 is an apocalyptic number.

10894143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10894143 is a deficient number, since it is larger than the sum of its proper divisors (4748785).

10894143 is a wasteful number, since it uses less digits than its factorization.

10894143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279353.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 10894143 is about 3300.6276675808. The cubic root of 10894143 is about 221.6823026514.

The spelling of 10894143 in words is "ten million, eight hundred ninety-four thousand, one hundred forty-three".