4113521413231 has 4 divisors (see below), whose sum is σ = 4292370170352. Its totient is φ = 3934672656112.

The previous prime is 4113521413213. The next prime is 4113521413271. The reversal of 4113521413231 is 1323141253114.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4113521413231 - 2²⁷ = 4113387195503 is a prime.

It is a super-2 number, since 2×4113521413231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4113521413193 and 4113521413202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113521413271) 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, 89424378526 + ... + 89424378571.

It is an arithmetic number, because the mean of its divisors is an integer number (1073092542588).

Almost surely, 2^{4113521413231} is an apocalyptic number.

4113521413231 is a deficient number, since it is larger than the sum of its proper divisors (178848757121).

4113521413231 is a wasteful number, since it uses less digits than its factorization.

4113521413231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178848757120.

The product of its digits is 8640, while the sum is 31.

Adding to 4113521413231 its reverse (1323141253114), we get a palindrome (5436662666345).

The spelling of 4113521413231 in words is "four trillion, one hundred thirteen billion, five hundred twenty-one million, four hundred thirteen thousand, two hundred thirty-one".