1083878243 has 8 divisors (see below), whose sum is σ = 1292575488. Its totient is φ = 888645384.

The previous prime is 1083878227. The next prime is 1083878267. The reversal of 1083878243 is 3428783801.

It is a happy number.

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 1083878243 - 2⁴ = 1083878227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1083878194 and 1083878203.

It is not an unprimeable number, because it can be changed into a prime (1083878273) 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, 3365921 + ... + 3366242.

It is an arithmetic number, because the mean of its divisors is an integer number (161571936).

Almost surely, 2^1083878243 is an apocalyptic number.

1083878243 is a deficient number, since it is larger than the sum of its proper divisors (208697245).

1083878243 is an equidigital number, since it uses as much as digits as its factorization.

1083878243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6732193.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 1083878243 is about 32922.3061616285. The cubic root of 1083878243 is about 1027.2121939268.

The spelling of 1083878243 in words is "one billion, eighty-three million, eight hundred seventy-eight thousand, two hundred forty-three".