1085803207 has 2 divisors, whose sum is σ = 1085803208. Its totient is φ = 1085803206.

The previous prime is 1085803183. The next prime is 1085803211. The reversal of 1085803207 is 7023085801.

It is a strong prime.

It is an emirp because it is prime and its reverse (7023085801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1085803207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085803217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542901603 + 542901604.

It is an arithmetic number, because the mean of its divisors is an integer number (542901604).

Almost surely, 2^1085803207 is an apocalyptic number.

1085803207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085803207 is an equidigital number, since it uses as much as digits as its factorization.

1085803207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 1085803207 is about 32951.5281436233. The cubic root of 1085803207 is about 1027.8199427132.

The spelling of 1085803207 in words is "one billion, eighty-five million, eight hundred three thousand, two hundred seven".