1133112309985 has 4 divisors (see below), whose sum is σ = 1359734771988. Its totient is φ = 906489847984.

The previous prime is 1133112309899. The next prime is 1133112310003. The reversal of 1133112309985 is 5899032113311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 284029307136 + 849083002849 = 532944^2 + 921457^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133112309985 - 2²⁵ = 1133078755553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113311230994 + ... + 113311231003.

It is an arithmetic number, because the mean of its divisors is an integer number (339933692997).

Almost surely, 2^{1133112309985} is an apocalyptic number.

It is an amenable number.

1133112309985 is a deficient number, since it is larger than the sum of its proper divisors (226622462003).

1133112309985 is an equidigital number, since it uses as much as digits as its factorization.

1133112309985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226622462002.

The product of its (nonzero) digits is 174960, while the sum is 46.

The spelling of 1133112309985 in words is "one trillion, one hundred thirty-three billion, one hundred twelve million, three hundred nine thousand, nine hundred eighty-five".