11854685 has 4 divisors (see below), whose sum is σ = 14225628. Its totient is φ = 9483744.

The previous prime is 11854681. The next prime is 11854691. The reversal of 11854685 is 58645811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58645811 = 7 ⋅8377973.

It can be written as a sum of positive squares in 2 ways, for example, as 5812921 + 6041764 = 2411^2 + 2458^2 .

It is a cyclic number.

It is not a de Polignac number, because 11854685 - 2² = 11854681 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11854681) 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, 1185464 + ... + 1185473.

It is an arithmetic number, because the mean of its divisors is an integer number (3556407).

Almost surely, 2^11854685 is an apocalyptic number.

It is an amenable number.

11854685 is a deficient number, since it is larger than the sum of its proper divisors (2370943).

11854685 is an equidigital number, since it uses as much as digits as its factorization.

11854685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370942.

The product of its digits is 38400, while the sum is 38.

The square root of 11854685 is about 3443.0633162926. The cubic root of 11854685 is about 228.0149587498.

The spelling of 11854685 in words is "eleven million, eight hundred fifty-four thousand, six hundred eighty-five".