11923331 has 8 divisors (see below), whose sum is σ = 13754880. Its totient is φ = 10123848.

The previous prime is 11923297. The next prime is 11923339. The reversal of 11923331 is 13332911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11923331 is a prime.

It is a super-2 number, since 2×11923331² = 284331644271122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11923297 and 11923306.

It is not an unprimeable number, because it can be changed into a prime (11923339) 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, 7211 + ... + 8708.

It is an arithmetic number, because the mean of its divisors is an integer number (1719360).

Almost surely, 2^11923331 is an apocalyptic number.

11923331 is a deficient number, since it is larger than the sum of its proper divisors (1831549).

11923331 is a wasteful number, since it uses less digits than its factorization.

11923331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16033.

The product of its digits is 486, while the sum is 23.

The square root of 11923331 is about 3453.0176657527. The cubic root of 11923331 is about 228.4542281037.

The spelling of 11923331 in words is "eleven million, nine hundred twenty-three thousand, three hundred thirty-one".