1043113123 has 6 divisors (see below), whose sum is σ = 1129525044. Its totient is φ = 962873496.

The previous prime is 1043113117. The next prime is 1043113171. The reversal of 1043113123 is 3213113401.

1043113123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1043113123 - 2²⁵ = 1009558691 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 1043113123.

It is not an unprimeable number, because it can be changed into a prime (1043111123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3085965 + ... + 3086302.

It is an arithmetic number, because the mean of its divisors is an integer number (188254174).

Almost surely, 2^1043113123 is an apocalyptic number.

1043113123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1043113123 is a deficient number, since it is larger than the sum of its proper divisors (86411921).

1043113123 is an equidigital number, since it uses as much as digits as its factorization.

1043113123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6172293 (or 6172280 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1043113123 is about 32297.2618498844. The cubic root of 1043113123 is about 1014.1693230279.

Adding to 1043113123 its reverse (3213113401), we get a palindrome (4256226524).

The spelling of 1043113123 in words is "one billion, forty-three million, one hundred thirteen thousand, one hundred twenty-three".