1126020256 has 48 divisors (see below), whose sum is σ = 2339487360. Its totient is φ = 532016640.

The previous prime is 1126020241. The next prime is 1126020271. The reversal of 1126020256 is 6520206211.

It is an interprime number because it is at equal distance from previous prime (1126020241) and next prime (1126020271).

It is a self number, because there is not a number n which added to its sum of digits gives 1126020256.

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 7 ways as a sum of consecutive naturals, for example, 259900 + ... + 264196.

It is an arithmetic number, because the mean of its divisors is an integer number (48739320).

Almost surely, 2^1126020256 is an apocalyptic number.

1126020256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1126020256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1169743680).

1126020256 is an abundant number, since it is smaller than the sum of its proper divisors (1213467104).

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

1126020256 is a wasteful number, since it uses less digits than its factorization.

1126020256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757 (or 4749 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1126020256 is about 33556.2252942729. The cubic root of 1126020256 is about 1040.3562191973.

Adding to 1126020256 its reverse (6520206211), we get a palindrome (7646226467).

The spelling of 1126020256 in words is "one billion, one hundred twenty-six million, twenty thousand, two hundred fifty-six".