12004534265 has 4 divisors (see below), whose sum is σ = 14405441124. Its totient is φ = 9603627408.

The previous prime is 12004534261. The next prime is 12004534433. The reversal of 12004534265 is 56243540021.

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 5030781184 + 6973753081 = 70928^2 + 83509^2 .

It is a cyclic number.

It is not a de Polignac number, because 12004534265 - 2² = 12004534261 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12004534261) 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, 1200453422 + ... + 1200453431.

It is an arithmetic number, because the mean of its divisors is an integer number (3601360281).

Almost surely, 2^12004534265 is an apocalyptic number.

It is an amenable number.

12004534265 is a deficient number, since it is larger than the sum of its proper divisors (2400906859).

12004534265 is an equidigital number, since it uses as much as digits as its factorization.

12004534265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400906858.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 12004534265 in words is "twelve billion, four million, five hundred thirty-four thousand, two hundred sixty-five".