1105226128 has 20 divisors (see below), whose sum is σ = 2157010380. Its totient is φ = 548578304.

The previous prime is 1105226099. The next prime is 1105226131. The reversal of 1105226128 is 8216225011.

It can be written as a sum of positive squares in 2 ways, for example, as 860366224 + 244859904 = 29332^2 + 15648^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1105226096 and 1105226105.

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 3 ways as a sum of consecutive naturals, for example, 249913 + ... + 254296.

It is an arithmetic number, because the mean of its divisors is an integer number (107850519).

Almost surely, 2^1105226128 is an apocalyptic number.

It is an amenable number.

1105226128 is a deficient number, since it is larger than the sum of its proper divisors (1051784252).

1105226128 is a wasteful number, since it uses less digits than its factorization.

1105226128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504354 (or 504348 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 1105226128 is about 33244.9413896310. The cubic root of 1105226128 is about 1033.9123296502.

The spelling of 1105226128 in words is "one billion, one hundred five million, two hundred twenty-six thousand, one hundred twenty-eight".