1043113266 has 48 divisors (see below), whose sum is σ = 2446778880. Its totient is φ = 319263840.

The previous prime is 1043113259. The next prime is 1043113277. The reversal of 1043113266 is 6623113401.

1043113266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33025 + ... + 56363.

It is an arithmetic number, because the mean of its divisors is an integer number (50974560).

Almost surely, 2^1043113266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043113266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223389440).

1043113266 is an abundant number, since it is smaller than the sum of its proper divisors (1403665614).

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

1043113266 is a wasteful number, since it uses less digits than its factorization.

1043113266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23551 (or 23548 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1043113266 is about 32297.2640636943. The cubic root of 1043113266 is about 1014.1693693720.

Adding to 1043113266 its reverse (6623113401), we get a palindrome (7666226667).

The spelling of 1043113266 in words is "one billion, forty-three million, one hundred thirteen thousand, two hundred sixty-six".