4142431344013 has 4 divisors (see below), whose sum is σ = 4142446327708. Its totient is φ = 4142416360320.

The previous prime is 4142431343969. The next prime is 4142431344067. The reversal of 4142431344013 is 3104431342414.

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 2885371055044 + 1257060288969 = 1698638^2 + 1121187^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4142431344013 is a prime.

It is a super-2 number, since 2×4142431344013² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4142431344013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142431344713) 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, 7069206 + ... + 7632727.

It is an arithmetic number, because the mean of its divisors is an integer number (1035611581927).

Almost surely, 2^{4142431344013} is an apocalyptic number.

It is an amenable number.

4142431344013 is a deficient number, since it is larger than the sum of its proper divisors (14983695).

4142431344013 is a wasteful number, since it uses less digits than its factorization.

4142431344013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14983694.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 4142431344013 its reverse (3104431342414), we get a palindrome (7246862686427).

The spelling of 4142431344013 in words is "four trillion, one hundred forty-two billion, four hundred thirty-one million, three hundred forty-four thousand, thirteen".