4431403132 has 24 divisors (see below), whose sum is σ = 8354275776. Its totient is φ = 2044580928.

The previous prime is 4431403127. The next prime is 4431403139. The reversal of 4431403132 is 2313041344.

It is a junction number, because it is equal to n+sod(n) for n = 4431403097 and 4431403106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431403139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164658 + ... + 189670.

It is an arithmetic number, because the mean of its divisors is an integer number (348094824).

Almost surely, 2^4431403132 is an apocalyptic number.

It is an amenable number.

4431403132 is a deficient number, since it is larger than the sum of its proper divisors (3922872644).

4431403132 is a wasteful number, since it uses less digits than its factorization.

4431403132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28437 (or 28435 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 4431403132 is about 66568.7849671301. The cubic root of 4431403132 is about 1642.5316752956.

Adding to 4431403132 its reverse (2313041344), we get a palindrome (6744444476).

The spelling of 4431403132 in words is "four billion, four hundred thirty-one million, four hundred three thousand, one hundred thirty-two".