1105441131 has 4 divisors (see below), whose sum is σ = 1473921512. Its totient is φ = 736960752.

The previous prime is 1105441093. The next prime is 1105441151. The reversal of 1105441131 is 1311445011.

1105441131 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-1105441131 is a prime.

It is a super-3 number, since 3×1105441131³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105441098 and 1105441107.

It is not an unprimeable number, because it can be changed into a prime (1105441151) 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, 184240186 + ... + 184240191.

It is an arithmetic number, because the mean of its divisors is an integer number (368480378).

Almost surely, 2^1105441131 is an apocalyptic number.

1105441131 is a deficient number, since it is larger than the sum of its proper divisors (368480381).

1105441131 is an equidigital number, since it uses as much as digits as its factorization.

1105441131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368480380.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1105441131 is about 33248.1748521629. The cubic root of 1105441131 is about 1033.9793686732.

Adding to 1105441131 its reverse (1311445011), we get a palindrome (2416886142).

The spelling of 1105441131 in words is "one billion, one hundred five million, four hundred forty-one thousand, one hundred thirty-one".