1085852791 has 2 divisors, whose sum is σ = 1085852792. Its totient is φ = 1085852790.

The previous prime is 1085852783. The next prime is 1085852819. The reversal of 1085852791 is 1972585801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1085852791 - 2³ = 1085852783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085852731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542926395 + 542926396.

It is an arithmetic number, because the mean of its divisors is an integer number (542926396).

Almost surely, 2^1085852791 is an apocalyptic number.

1085852791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085852791 is an equidigital number, since it uses as much as digits as its factorization.

1085852791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 46.

The square root of 1085852791 is about 32952.2805128871. The cubic root of 1085852791 is about 1027.8355878589.

The spelling of 1085852791 in words is "one billion, eighty-five million, eight hundred fifty-two thousand, seven hundred ninety-one".