1126563423 has 8 divisors (see below), whose sum is σ = 1504206000. Its totient is φ = 749981568.

The previous prime is 1126563421. The next prime is 1126563479. The reversal of 1126563423 is 3243656211.

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

It is not a de Polignac number, because 1126563423 - 2¹ = 1126563421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126563421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262698 + ... + 266951.

It is an arithmetic number, because the mean of its divisors is an integer number (188025750).

Almost surely, 2^1126563423 is an apocalyptic number.

1126563423 is a deficient number, since it is larger than the sum of its proper divisors (377642577).

1126563423 is an equidigital number, since it uses as much as digits as its factorization.

1126563423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530361.

The product of its digits is 25920, while the sum is 33.

The square root of 1126563423 is about 33564.3177049676. The cubic root of 1126563423 is about 1040.5234738348.

The spelling of 1126563423 in words is "one billion, one hundred twenty-six million, five hundred sixty-three thousand, four hundred twenty-three".