12331105 has 8 divisors (see below), whose sum is σ = 15440832. Its totient is φ = 9435888.

The previous prime is 12331097. The next prime is 12331127. The reversal of 12331105 is 50113321.

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

It is not a de Polignac number, because 12331105 - 2³ = 12331097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53499 + ... + 53728.

It is an arithmetic number, because the mean of its divisors is an integer number (1930104).

Almost surely, 2^12331105 is an apocalyptic number.

It is an amenable number.

12331105 is a deficient number, since it is larger than the sum of its proper divisors (3109727).

12331105 is a wasteful number, since it uses less digits than its factorization.

12331105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107255.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 12331105 is about 3511.5673138928. The cubic root of 12331105 is about 231.0294434712.

Adding to 12331105 its reverse (50113321), we get a palindrome (62444426).

The spelling of 12331105 in words is "twelve million, three hundred thirty-one thousand, one hundred five".