11643875 has 8 divisors (see below), whose sum is σ = 14531712. Its totient is φ = 9315000.

The previous prime is 11643869. The next prime is 11643887. The reversal of 11643875 is 57834611.

It is not a de Polignac number, because 11643875 - 2⁶ = 11643811 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46451 + ... + 46700.

It is an arithmetic number, because the mean of its divisors is an integer number (1816464).

Almost surely, 2^11643875 is an apocalyptic number.

11643875 is a deficient number, since it is larger than the sum of its proper divisors (2887837).

11643875 is an frugal number, since it uses more digits than its factorization.

11643875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93166 (or 93156 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 11643875 is about 3412.3122658983. The cubic root of 11643875 is about 226.6552822521.

The spelling of 11643875 in words is "eleven million, six hundred forty-three thousand, eight hundred seventy-five".