4431120413 has 4 divisors (see below), whose sum is σ = 4431366588. Its totient is φ = 4430874240.

The previous prime is 4431120403. The next prime is 4431120433. The reversal of 4431120413 is 3140211344.

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 2513819044 + 1917301369 = 50138^2 + 43787^2 .

It is a cyclic number.

It is not a de Polignac number, because 4431120413 - 2²⁶ = 4364011549 is a prime.

It is a super-2 number, since 2×4431120413² = 39269656229010581138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431120403) 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, 93758 + ... + 132863.

It is an arithmetic number, because the mean of its divisors is an integer number (1107841647).

Almost surely, 2^4431120413 is an apocalyptic number.

It is an amenable number.

4431120413 is a deficient number, since it is larger than the sum of its proper divisors (246175).

4431120413 is a wasteful number, since it uses less digits than its factorization.

4431120413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246174.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4431120413 is about 66566.6614229676. The cubic root of 4431120413 is about 1642.4967439375.

Adding to 4431120413 its reverse (3140211344), we get a palindrome (7571331757).

The spelling of 4431120413 in words is "four billion, four hundred thirty-one million, one hundred twenty thousand, four hundred thirteen".