4113226115881 has 3 divisors (see below), whose sum is σ = 4113228143991. Its totient is φ = 4113224087772.

The previous prime is 4113226115849. The next prime is 4113226115897. The reversal of 4113226115881 is 1885116223114.

The square root of 4113226115881 is 2028109.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 2199707225881 + 1913518890000 = 1483141^2 + 1383300^2 .

It is not a de Polignac number, because 4113226115881 - 2⁵ = 4113226115849 is a prime.

It is a super-2 number, since 2×4113226115881² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4113226115821) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1014055 + ... + 3042163.

It is an arithmetic number, because the mean of its divisors is an integer number (1371076047997).

Almost surely, 2^{4113226115881} is an apocalyptic number.

4113226115881 is the 2028109-th square number.

4113226115881 is the 1014055-th centered octagonal number.

It is an amenable number.

4113226115881 is a deficient number, since it is larger than the sum of its proper divisors (2028110).

4113226115881 is an frugal number, since it uses more digits than its factorization.

4113226115881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056218 (or 2028109 counting only the distinct ones).

The product of its digits is 92160, while the sum is 43.

The spelling of 4113226115881 in words is "four trillion, one hundred thirteen billion, two hundred twenty-six million, one hundred fifteen thousand, eight hundred eighty-one".