11873851 has 10 divisors (see below), whose sum is σ = 13077260. Its totient is φ = 10781100.

The previous prime is 11873843. The next prime is 11873857. The reversal of 11873851 is 15837811.

11873851 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11873851 - 2³ = 11873843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11873857) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14236 + ... + 15046.

It is an arithmetic number, because the mean of its divisors is an integer number (1307726).

Almost surely, 2^11873851 is an apocalyptic number.

11873851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11873851 is a deficient number, since it is larger than the sum of its proper divisors (1203409).

11873851 is an frugal number, since it uses more digits than its factorization.

11873851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855 (or 822 counting only the distinct ones).

The product of its digits is 6720, while the sum is 34.

The square root of 11873851 is about 3445.8454695474. The cubic root of 11873851 is about 228.1377732511.

The spelling of 11873851 in words is "eleven million, eight hundred seventy-three thousand, eight hundred fifty-one".