1123526885 has 16 divisors (see below), whose sum is σ = 1515072384. Its totient is φ = 793607232.

The previous prime is 1123526881. The next prime is 1123526897. The reversal of 1123526885 is 5886253211.

It is a cyclic number.

It is not a de Polignac number, because 1123526885 - 2² = 1123526881 is a prime.

It is a super-2 number, since 2×1123526885² = 2524625322635606450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123526881) 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, 374267 + ... + 377256.

It is an arithmetic number, because the mean of its divisors is an integer number (94692024).

Almost surely, 2^1123526885 is an apocalyptic number.

It is an amenable number.

1123526885 is a deficient number, since it is larger than the sum of its proper divisors (391545499).

1123526885 is a wasteful number, since it uses less digits than its factorization.

1123526885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751564.

The product of its digits is 115200, while the sum is 41.

The square root of 1123526885 is about 33519.0525671595. The cubic root of 1123526885 is about 1039.5877572869.

The spelling of 1123526885 in words is "one billion, one hundred twenty-three million, five hundred twenty-six thousand, eight hundred eighty-five".