1122328305 has 56 divisors (see below), whose sum is σ = 2307786432. Its totient is φ = 513052704.

The previous prime is 1122328303. The next prime is 1122328327. The reversal of 1122328305 is 5038232211.

1122328305 is a `hidden beast` number, since 11 + 22 + 328 + 305 = 666.

It is not a de Polignac number, because 1122328305 - 2¹ = 1122328303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1122328303) by changing a digit.

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 55 ways as a sum of consecutive naturals, for example, 3522 + ... + 47508.

It is an arithmetic number, because the mean of its divisors is an integer number (41210472).

Almost surely, 2^1122328305 is an apocalyptic number.

1122328305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1122328305 is an abundant number, since it is smaller than the sum of its proper divisors (1185458127).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122328305 is an frugal number, since it uses more digits than its factorization.

1122328305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44017 (or 44002 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1122328305 is about 33501.1687109569. The cubic root of 1122328305 is about 1039.2179478763.

The spelling of 1122328305 in words is "one billion, one hundred twenty-two million, three hundred twenty-eight thousand, three hundred five".