11862843 has 4 divisors (see below), whose sum is σ = 15817128. Its totient is φ = 7908560.

The previous prime is 11862839. The next prime is 11862857. The reversal of 11862843 is 34826811.

11862843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11862843 - 2² = 11862839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11862803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1977138 + ... + 1977143.

It is an arithmetic number, because the mean of its divisors is an integer number (3954282).

Almost surely, 2^11862843 is an apocalyptic number.

11862843 is a deficient number, since it is larger than the sum of its proper divisors (3954285).

11862843 is an equidigital number, since it uses as much as digits as its factorization.

11862843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954284.

The product of its digits is 9216, while the sum is 33.

The square root of 11862843 is about 3444.2478133839. The cubic root of 11862843 is about 228.0672508604.

The spelling of 11862843 in words is "eleven million, eight hundred sixty-two thousand, eight hundred forty-three".