1105441631 has 8 divisors (see below), whose sum is σ = 1294175904. Its totient is φ = 924410880.

The previous prime is 1105441627. The next prime is 1105441651. The reversal of 1105441631 is 1361445011.

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 1105441631 - 2² = 1105441627 is a prime.

It is a super-2 number, since 2×1105441631² = 2444002399095880322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1105441631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105441621) 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, 1925570 + ... + 1926143.

It is an arithmetic number, because the mean of its divisors is an integer number (161771988).

Almost surely, 2^1105441631 is an apocalyptic number.

1105441631 is a deficient number, since it is larger than the sum of its proper divisors (188734273).

1105441631 is an equidigital number, since it uses as much as digits as its factorization.

1105441631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3851761.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1105441631 is about 33248.1823713718. The cubic root of 1105441631 is about 1033.9795245656.

Adding to 1105441631 its reverse (1361445011), we get a palindrome (2466886642).

The spelling of 1105441631 in words is "one billion, one hundred five million, four hundred forty-one thousand, six hundred thirty-one".