1126126443 has 8 divisors (see below), whose sum is σ = 1617002128. Its totient is φ = 693000864.

The previous prime is 1126126403. The next prime is 1126126471. The reversal of 1126126443 is 3446216211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1126126443 - 2⁸ = 1126126187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126126443.

It is not an unprimeable number, because it can be changed into a prime (1126126403) 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 7 ways as a sum of consecutive naturals, for example, 14437480 + ... + 14437557.

It is an arithmetic number, because the mean of its divisors is an integer number (202125266).

Almost surely, 2^1126126443 is an apocalyptic number.

1126126443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1126126443 is a deficient number, since it is larger than the sum of its proper divisors (490875685).

1126126443 is a wasteful number, since it uses less digits than its factorization.

1126126443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28875053.

The product of its digits is 6912, while the sum is 30.

The square root of 1126126443 is about 33557.8074820153. The cubic root of 1126126443 is about 1040.3889210464.

The spelling of 1126126443 in words is "one billion, one hundred twenty-six million, one hundred twenty-six thousand, four hundred forty-three".