4021134441413 has 4 divisors (see below), whose sum is σ = 4021139831148. Its totient is φ = 4021129051680.

The previous prime is 4021134441407. The next prime is 4021134441433. The reversal of 4021134441413 is 3141444311204.

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 3061600566049 + 959533875364 = 1749743^2 + 979558^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021134441413 - 2²⁸ = 4020866005957 is a prime.

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 4021134441413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021134441403) 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, 1353056 + ... + 3142137.

It is an arithmetic number, because the mean of its divisors is an integer number (1005284957787).

Almost surely, 2^{4021134441413} is an apocalyptic number.

It is an amenable number.

4021134441413 is a deficient number, since it is larger than the sum of its proper divisors (5389735).

4021134441413 is an equidigital number, since it uses as much as digits as its factorization.

4021134441413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5389734.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 4021134441413 its reverse (3141444311204), we get a palindrome (7162578752617).

The spelling of 4021134441413 in words is "four trillion, twenty-one billion, one hundred thirty-four million, four hundred forty-one thousand, four hundred thirteen".