12032035447 has 4 divisors (see below), whose sum is σ = 12739802256. Its totient is φ = 11324268640.

The previous prime is 12032035441. The next prime is 12032035451. The reversal of 12032035447 is 74453023021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12032035447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12032035441) 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, 353883379 + ... + 353883412.

It is an arithmetic number, because the mean of its divisors is an integer number (3184950564).

Almost surely, 2^12032035447 is an apocalyptic number.

12032035447 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12032035447 is a deficient number, since it is larger than the sum of its proper divisors (707766809).

12032035447 is an equidigital number, since it uses as much as digits as its factorization.

12032035447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707766808.

The product of its (nonzero) digits is 20160, while the sum is 31.

Adding to 12032035447 its reverse (74453023021), we get a palindrome (86485058468).

The spelling of 12032035447 in words is "twelve billion, thirty-two million, thirty-five thousand, four hundred forty-seven".