1112273285 has 4 divisors (see below), whose sum is σ = 1334727948. Its totient is φ = 889818624.

The previous prime is 1112273213. The next prime is 1112273299. The reversal of 1112273285 is 5823722111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5823722111 = 22783 ⋅255617.

It can be written as a sum of positive squares in 2 ways, for example, as 301960129 + 810313156 = 17377^2 + 28466^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112273285 - 2¹² = 1112269189 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 3 ways as a sum of consecutive naturals, for example, 111227324 + ... + 111227333.

It is an arithmetic number, because the mean of its divisors is an integer number (333681987).

Almost surely, 2^1112273285 is an apocalyptic number.

It is an amenable number.

1112273285 is a deficient number, since it is larger than the sum of its proper divisors (222454663).

1112273285 is an equidigital number, since it uses as much as digits as its factorization.

1112273285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222454662.

The product of its digits is 6720, while the sum is 32.

The square root of 1112273285 is about 33350.7613856116. The cubic root of 1112273285 is about 1036.1051572696.

Adding to 1112273285 its reverse (5823722111), we get a palindrome (6935995396).

The spelling of 1112273285 in words is "one billion, one hundred twelve million, two hundred seventy-three thousand, two hundred eighty-five".