1130200865 has 4 divisors (see below), whose sum is σ = 1356241044. Its totient is φ = 904160688.

The previous prime is 1130200837. The next prime is 1130200871. The reversal of 1130200865 is 5680020311.

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 860190241 + 270010624 = 29329^2 + 16432^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130200865 - 2⁸ = 1130200609 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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113020082 + ... + 113020091.

It is an arithmetic number, because the mean of its divisors is an integer number (339060261).

Almost surely, 2^1130200865 is an apocalyptic number.

It is an amenable number.

1130200865 is a deficient number, since it is larger than the sum of its proper divisors (226040179).

1130200865 is an equidigital number, since it uses as much as digits as its factorization.

1130200865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226040178.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1130200865 is about 33618.4601818703. The cubic root of 1130200865 is about 1041.6421495954.

The spelling of 1130200865 in words is "one billion, one hundred thirty million, two hundred thousand, eight hundred sixty-five".