1112222465 has 8 divisors (see below), whose sum is σ = 1335178728. Its totient is φ = 889436800.

The previous prime is 1112222459. The next prime is 1112222497. The reversal of 1112222465 is 5642222111.

It can be written as a sum of positive squares in 4 ways, for example, as 28430224 + 1083792241 = 5332^2 + 32921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1112222465 - 2⁶ = 1112222401 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27836 + ... + 54765.

It is an arithmetic number, because the mean of its divisors is an integer number (166897341).

Almost surely, 2^1112222465 is an apocalyptic number.

It is an amenable number.

1112222465 is a deficient number, since it is larger than the sum of its proper divisors (222956263).

1112222465 is an equidigital number, since it uses as much as digits as its factorization.

1112222465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85299.

The product of its digits is 1920, while the sum is 26.

The square root of 1112222465 is about 33349.9994752624. Note that the first 3 decimals coincide. The cubic root of 1112222465 is about 1036.0893770752.

Adding to 1112222465 its reverse (5642222111), we get a palindrome (6754444576).

The spelling of 1112222465 in words is "one billion, one hundred twelve million, two hundred twenty-two thousand, four hundred sixty-five".