11854018 has 16 divisors (see below), whose sum is σ = 19673280. Its totient is φ = 5311600.

The previous prime is 11854009. The next prime is 11854019. The reversal of 11854018 is 81045811.

It is not an unprimeable number, because it can be changed into a prime (11854019) 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, 2233 + ... + 5356.

It is an arithmetic number, because the mean of its divisors is an integer number (1229580).

Almost surely, 2^11854018 is an apocalyptic number.

11854018 is a deficient number, since it is larger than the sum of its proper divisors (7819262).

11854018 is a wasteful number, since it uses less digits than its factorization.

11854018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7673.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 11854018 is about 3442.9664535107. The cubic root of 11854018 is about 228.0106822737.

Adding to 11854018 its reverse (81045811), we get a palindrome (92899829).

The spelling of 11854018 in words is "eleven million, eight hundred fifty-four thousand, eighteen".