4431142013 has 2 divisors, whose sum is σ = 4431142014. Its totient is φ = 4431142012.

The previous prime is 4431141997. The next prime is 4431142049. The reversal of 4431142013 is 3102411344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4371589924 + 59552089 = 66118^2 + 7717^2 .

It is a cyclic number.

It is not a de Polignac number, because 4431142013 - 2⁴ = 4431141997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4431142013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4431142063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2215571006 + 2215571007.

It is an arithmetic number, because the mean of its divisors is an integer number (2215571007).

Almost surely, 2^4431142013 is an apocalyptic number.

It is an amenable number.

4431142013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4431142013 is an equidigital number, since it uses as much as digits as its factorization.

4431142013 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4431142013 is about 66566.8236661477. The cubic root of 4431142013 is about 1642.4994127788.

Adding to 4431142013 its reverse (3102411344), we get a palindrome (7533553357).

The spelling of 4431142013 in words is "four billion, four hundred thirty-one million, one hundred forty-two thousand, thirteen".