1126905860 has 24 divisors (see below), whose sum is σ = 2505709080. Its totient is φ = 424246784.

The previous prime is 1126905853. The next prime is 1126905881. The reversal of 1126905860 is 685096211.

It can be written as a sum of positive squares in 4 ways, for example, as 241367296 + 885538564 = 15536^2 + 29758^2 .

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 7 ways as a sum of consecutive naturals, for example, 1656875 + ... + 1657554.

It is an arithmetic number, because the mean of its divisors is an integer number (104404545).

Almost surely, 2^1126905860 is an apocalyptic number.

1126905860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1126905860 is an abundant number, since it is smaller than the sum of its proper divisors (1378803220).

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

1126905860 is a wasteful number, since it uses less digits than its factorization.

1126905860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314455 (or 3314453 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1126905860 is about 33569.4185234120. The cubic root of 1126905860 is about 1040.6288910808.

The spelling of 1126905860 in words is "one billion, one hundred twenty-six million, nine hundred five thousand, eight hundred sixty".