1083861841 has 4 divisors (see below), whose sum is σ = 1088722432. Its totient is φ = 1079001252.

The previous prime is 1083861839. The next prime is 1083861853. The reversal of 1083861841 is 1481683801.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1481683801 = 13 ⋅113975677.

It is a cyclic number.

It is not a de Polignac number, because 1083861841 - 2¹ = 1083861839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1083861794 and 1083861803.

It is not an unprimeable number, because it can be changed into a prime (1083861041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2429961 + ... + 2430406.

It is an arithmetic number, because the mean of its divisors is an integer number (272180608).

Almost surely, 2^1083861841 is an apocalyptic number.

It is an amenable number.

1083861841 is a deficient number, since it is larger than the sum of its proper divisors (4860591).

1083861841 is an equidigital number, since it uses as much as digits as its factorization.

1083861841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860590.

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 1083861841 is about 32922.0570590600. The cubic root of 1083861841 is about 1027.2070124040.

The spelling of 1083861841 in words is "one billion, eighty-three million, eight hundred sixty-one thousand, eight hundred forty-one".