1122320505 has 8 divisors (see below), whose sum is σ = 1795712832. Its totient is φ = 598570928.

The previous prime is 1122320483. The next prime is 1122320587. The reversal of 1122320505 is 5050232211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122320505 - 2⁷ = 1122320377 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37410669 + ... + 37410698.

It is an arithmetic number, because the mean of its divisors is an integer number (224464104).

Almost surely, 2^1122320505 is an apocalyptic number.

1122320505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1122320505 is a deficient number, since it is larger than the sum of its proper divisors (673392327).

1122320505 is an equidigital number, since it uses as much as digits as its factorization.

1122320505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74821375.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1122320505 is about 33501.0522969055. The cubic root of 1122320505 is about 1039.2155404052.

Adding to 1122320505 its reverse (5050232211), we get a palindrome (6172552716).

The spelling of 1122320505 in words is "one billion, one hundred twenty-two million, three hundred twenty thousand, five hundred five".