1126308500 has 48 divisors (see below), whose sum is σ = 2494582272. Its totient is φ = 444164000.

The previous prime is 1126308487. The next prime is 1126308509. The reversal of 1126308500 is 58036211.

It is a self number, because there is not a number n which added to its sum of digits gives 1126308500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126308509) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19637 + ... + 51363.

It is an arithmetic number, because the mean of its divisors is an integer number (51970464).

Almost surely, 2^1126308500 is an apocalyptic number.

1126308500 is a gapful number since it is divisible by the number (10) 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 1126308500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1247291136).

1126308500 is an abundant number, since it is smaller than the sum of its proper divisors (1368273772).

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

1126308500 is a wasteful number, since it uses less digits than its factorization.

1126308500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31817 (or 31805 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1126308500 is about 33560.5199602152. The cubic root of 1126308500 is about 1040.4449833950. Note that the first 3 decimals are identical.

The spelling of 1126308500 in words is "one billion, one hundred twenty-six million, three hundred eight thousand, five hundred".