1122822873 has 12 divisors (see below), whose sum is σ = 1622202660. Its totient is φ = 748388256.

The previous prime is 1122822871. The next prime is 1122822887. The reversal of 1122822873 is 3782282211.

It can be written as a sum of positive squares in 2 ways, for example, as 1031180544 + 91642329 = 32112^2 + 9573^2 .

It is not a de Polignac number, because 1122822873 - 2¹ = 1122822871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122822871) 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 11 ways as a sum of consecutive naturals, for example, 43915 + ... + 64607.

It is an arithmetic number, because the mean of its divisors is an integer number (135183555).

Almost surely, 2^1122822873 is an apocalyptic number.

It is an amenable number.

1122822873 is a deficient number, since it is larger than the sum of its proper divisors (499379787).

1122822873 is a wasteful number, since it uses less digits than its factorization.

1122822873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26728 (or 26725 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 1122822873 is about 33508.5492523923. The cubic root of 1122822873 is about 1039.3705735870.

The spelling of 1122822873 in words is "one billion, one hundred twenty-two million, eight hundred twenty-two thousand, eight hundred seventy-three".