4431253113 has 18 divisors (see below), whose sum is σ = 7445711754. Its totient is φ = 2532144384.

The previous prime is 4431253109. The next prime is 4431253193. The reversal of 4431253113 is 3113521344.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4356396009 + 74857104 = 66003^2 + 8652^2 .

It is not a de Polignac number, because 4431253113 - 2² = 4431253109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4431253193) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5023656 + ... + 5024537.

It is an arithmetic number, because the mean of its divisors is an integer number (413650653).

Almost surely, 2^4431253113 is an apocalyptic number.

It is an amenable number.

4431253113 is a deficient number, since it is larger than the sum of its proper divisors (3014458641).

4431253113 is a wasteful number, since it uses less digits than its factorization.

4431253113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10048213 (or 10048203 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4431253113 is about 66567.6581607014. The cubic root of 4431253113 is about 1642.5131398767.

Adding to 4431253113 its reverse (3113521344), we get a palindrome (7544774457).

The spelling of 4431253113 in words is "four billion, four hundred thirty-one million, two hundred fifty-three thousand, one hundred thirteen".