4431120412 has 12 divisors (see below), whose sum is σ = 7754989536. Its totient is φ = 2215409120.

The previous prime is 4431120403. The next prime is 4431120433. The reversal of 4431120412 is 2140211344.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51837 + ... + 107467.

It is an arithmetic number, because the mean of its divisors is an integer number (646249128).

Almost surely, 2^4431120412 is an apocalyptic number.

It is an amenable number.

4431120412 is a deficient number, since it is larger than the sum of its proper divisors (3323869124).

4431120412 is a wasteful number, since it uses less digits than its factorization.

4431120412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75548 (or 75546 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 4431120412 is about 66566.6614154563. The cubic root of 4431120412 is about 1642.4967438139.

Adding to 4431120412 its reverse (2140211344), we get a palindrome (6571331756).

The spelling of 4431120412 in words is "four billion, four hundred thirty-one million, one hundred twenty thousand, four hundred twelve".