12331069 has 4 divisors (see below), whose sum is σ = 13056444. Its totient is φ = 11605696.

The previous prime is 12331063. The next prime is 12331073. The reversal of 12331069 is 96013321.

12331069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11356900 + 974169 = 3370^2 + 987^2 .

It is not a de Polignac number, because 12331069 - 2¹¹ = 12329021 is a prime.

It is a super-2 number, since 2×12331069² = 304110525365522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362662 + ... + 362695.

It is an arithmetic number, because the mean of its divisors is an integer number (3264111).

Almost surely, 2^12331069 is an apocalyptic number.

It is an amenable number.

12331069 is a deficient number, since it is larger than the sum of its proper divisors (725375).

12331069 is an equidigital number, since it uses as much as digits as its factorization.

12331069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725374.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 12331069 is about 3511.5621879728. The cubic root of 12331069 is about 231.0292186450.

The spelling of 12331069 in words is "twelve million, three hundred thirty-one thousand, sixty-nine".