1082785611 has 4 divisors (see below), whose sum is σ = 1443714152. Its totient is φ = 721857072.

The previous prime is 1082785603. The next prime is 1082785631. The reversal of 1082785611 is 1165872801.

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

It is not a de Polignac number, because 1082785611 - 2³ = 1082785603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1082785611.

It is not an unprimeable number, because it can be changed into a prime (1082785631) 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, 180464266 + ... + 180464271.

It is an arithmetic number, because the mean of its divisors is an integer number (360928538).

Almost surely, 2^1082785611 is an apocalyptic number.

1082785611 is a deficient number, since it is larger than the sum of its proper divisors (360928541).

1082785611 is an equidigital number, since it uses as much as digits as its factorization.

1082785611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360928540.

The product of its (nonzero) digits is 26880, while the sum is 39.

The square root of 1082785611 is about 32905.7078787252. The cubic root of 1082785611 is about 1026.8669084436.

The spelling of 1082785611 in words is "one billion, eighty-two million, seven hundred eighty-five thousand, six hundred eleven".