1122345800 has 48 divisors (see below), whose sum is σ = 2645234340. Its totient is φ = 442782720.

The previous prime is 1122345787. The next prime is 1122345823. The reversal of 1122345800 is 85432211.

It can be written as a sum of positive squares in 6 ways, for example, as 821739556 + 300606244 = 28666^2 + 17338^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1122345800.

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 11 ways as a sum of consecutive naturals, for example, 23837 + ... + 53036.

Almost surely, 2^1122345800 is an apocalyptic number.

1122345800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122345800 is an abundant number, since it is smaller than the sum of its proper divisors (1522888540).

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

1122345800 is a wasteful number, since it uses less digits than its factorization.

1122345800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76962 (or 76953 counting only the distinct ones).

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

The square root of 1122345800 is about 33501.4298202330. The cubic root of 1122345800 is about 1039.2233476699.

The spelling of 1122345800 in words is "one billion, one hundred twenty-two million, three hundred forty-five thousand, eight hundred".