1085899241 has 8 divisors (see below), whose sum is σ = 1266355200. Its totient is φ = 930770484.

The previous prime is 1085899223. The next prime is 1085899249. The reversal of 1085899241 is 1429985801.

It is not a de Polignac number, because 1085899241 - 2²² = 1081704937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1085899249) 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 7 ways as a sum of consecutive naturals, for example, 1582601 + ... + 1583286.

It is an arithmetic number, because the mean of its divisors is an integer number (158294400).

Almost surely, 2^1085899241 is an apocalyptic number.

It is an amenable number.

1085899241 is a deficient number, since it is larger than the sum of its proper divisors (180455959).

1085899241 is an frugal number, since it uses more digits than its factorization.

1085899241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165908 (or 3165894 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 47.

The square root of 1085899241 is about 32952.9853124114. The cubic root of 1085899241 is about 1027.8502437075.

The spelling of 1085899241 in words is "one billion, eighty-five million, eight hundred ninety-nine thousand, two hundred forty-one".