12145596 has 12 divisors (see below), whose sum is σ = 28339752. Its totient is φ = 4048528.

The previous prime is 12145589. The next prime is 12145597. The reversal of 12145596 is 69554121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12145597) 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, 506055 + ... + 506078.

It is an arithmetic number, because the mean of its divisors is an integer number (2361646).

Almost surely, 2^12145596 is an apocalyptic number.

It is an amenable number.

12145596 is an abundant number, since it is smaller than the sum of its proper divisors (16194156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12145596 is a wasteful number, since it uses less digits than its factorization.

12145596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012140 (or 1012138 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 12145596 is about 3485.0532277140. The cubic root of 12145596 is about 229.8650500096.

The spelling of 12145596 in words is "twelve million, one hundred forty-five thousand, five hundred ninety-six".