1126103505 has 16 divisors (see below), whose sum is σ = 1828659264. Its totient is φ = 591624000.

The previous prime is 1126103501. The next prime is 1126103513. The reversal of 1126103505 is 5053016211.

It is not a de Polignac number, because 1126103505 - 2² = 1126103501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1126103501) 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 15 ways as a sum of consecutive naturals, for example, 559246 + ... + 561255.

It is an arithmetic number, because the mean of its divisors is an integer number (114291204).

Almost surely, 2^1126103505 is an apocalyptic number.

1126103505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1126103505 is a deficient number, since it is larger than the sum of its proper divisors (702555759).

1126103505 is a wasteful number, since it uses less digits than its factorization.

1126103505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120576.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1126103505 is about 33557.4657118204. The cubic root of 1126103505 is about 1040.3818571258.

Adding to 1126103505 its reverse (5053016211), we get a palindrome (6179119716).

The spelling of 1126103505 in words is "one billion, one hundred twenty-six million, one hundred three thousand, five hundred five".