2105531141 has 8 divisors (see below), whose sum is σ = 2547869760.
Its totient is φ = 1698579648.
The previous prime is 2105531137. The next prime is 2105531161. The reversal of 2105531141 is 1411355012.
Adding to 2105531141 its reverse (1411355012), we get a palindrome (3516886153).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2105531141 - 22 = 2105531137 is a prime.
It is a super-2 number, since 2×21055311412 = 8866522771441523762, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2105531161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8846651 + ... + 8846888.
It is an arithmetic number, because the mean of its divisors is an integer number (318483720).
Almost surely, 22105531141 is an apocalyptic number.
It is an amenable number.
2105531141 is a deficient number, since it is larger than the sum of its proper divisors (442338619).
2105531141 is a wasteful number, since it uses less digits than its factorization.
2105531141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17693563.
The product of its (nonzero) digits is 600, while the sum is 23.
The square root of 2105531141 is about 45886.0669593723.
The cubic root of 2105531141 is about 1281.7024752046.
The spelling of 2105531141 in words is "two billion, one hundred five million, five hundred thirty-one thousand, one hundred forty-one".