11914143 has 8 divisors (see below), whose sum is σ = 15908400. Its totient is φ = 7931328.

The previous prime is 11914109. The next prime is 11914169. The reversal of 11914143 is 34141911.

11914143 is digitally balanced in base 3, 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 not a de Polignac number, because 11914143 - 2⁶ = 11914079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11914193) 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, 28 + ... + 4881.

It is an arithmetic number, because the mean of its divisors is an integer number (1988550).

Almost surely, 2^11914143 is an apocalyptic number.

11914143 is a deficient number, since it is larger than the sum of its proper divisors (3994257).

11914143 is an equidigital number, since it uses as much as digits as its factorization.

11914143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721.

The product of its digits is 432, while the sum is 24.

The square root of 11914143 is about 3451.6869788554. The cubic root of 11914143 is about 228.3955315073.

The spelling of 11914143 in words is "eleven million, nine hundred fourteen thousand, one hundred forty-three".