1829228441181 has 4 divisors (see below), whose sum is σ = 2438971254912. Its totient is φ = 1219485627452.

The previous prime is 1829228441179. The next prime is 1829228441233. The reversal of 1829228441181 is 1811448229281.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1829228441181 - 2¹ = 1829228441179 is a prime.

It is a super-2 number, since 2×1829228441181² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1829228441281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304871406861 + ... + 304871406866.

It is an arithmetic number, because the mean of its divisors is an integer number (609742813728).

Almost surely, 2^{1829228441181} is an apocalyptic number.

It is an amenable number.

1829228441181 is a deficient number, since it is larger than the sum of its proper divisors (609742813731).

1829228441181 is an equidigital number, since it uses as much as digits as its factorization.

1829228441181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609742813730.

The product of its digits is 589824, while the sum is 51.

The spelling of 1829228441181 in words is "one trillion, eight hundred twenty-nine billion, two hundred twenty-eight million, four hundred forty-one thousand, one hundred eighty-one".