11804331 has 32 divisors (see below), whose sum is σ = 19819008. Its totient is φ = 6071040.

The previous prime is 11804327. The next prime is 11804333. The reversal of 11804331 is 13340811.

It is not a de Polignac number, because 11804331 - 2² = 11804327 is a prime.

It is a super-2 number, since 2×11804331² = 278684460715122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11804298 and 11804307.

It is not an unprimeable number, because it can be changed into a prime (11804333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31461 + ... + 31833.

It is an arithmetic number, because the mean of its divisors is an integer number (619344).

Almost surely, 2^11804331 is an apocalyptic number.

11804331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11804331 is a deficient number, since it is larger than the sum of its proper divisors (8014677).

11804331 is a wasteful number, since it uses less digits than its factorization.

11804331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11804331 is about 3435.7431510519. The cubic root of 11804331 is about 227.6916615346.

The spelling of 11804331 in words is "eleven million, eight hundred four thousand, three hundred thirty-one".