1133868085 has 12 divisors (see below), whose sum is σ = 1582787628. Its totient is φ = 777509376.

The previous prime is 1133868049. The next prime is 1133868137. The reversal of 1133868085 is 5808683311.

It can be written as a sum of positive squares in 2 ways, for example, as 184796836 + 949071249 = 13594^2 + 30807^2 .

It is not a de Polignac number, because 1133868085 - 2¹¹ = 1133866037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2313772 + ... + 2314261.

It is an arithmetic number, because the mean of its divisors is an integer number (131898969).

Almost surely, 2^1133868085 is an apocalyptic number.

It is an amenable number.

1133868085 is a deficient number, since it is larger than the sum of its proper divisors (448919543).

1133868085 is an equidigital number, since it uses as much as digits as its factorization.

1133868085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628052 (or 4628045 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 1133868085 is about 33672.9577702940. The cubic root of 1133868085 is about 1042.7675562670.

The spelling of 1133868085 in words is "one billion, one hundred thirty-three million, eight hundred sixty-eight thousand, eighty-five".