1123510234 has 32 divisors (see below), whose sum is σ = 2117187072. Its totient is φ = 434382000.

The previous prime is 1123510211. The next prime is 1123510243. The reversal of 1123510234 is 4320153211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7672 + ... + 48019.

It is an arithmetic number, because the mean of its divisors is an integer number (66162096).

Almost surely, 2^1123510234 is an apocalyptic number.

1123510234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1123510234 is a deficient number, since it is larger than the sum of its proper divisors (993676838).

1123510234 is a wasteful number, since it uses less digits than its factorization.

1123510234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55842.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1123510234 is about 33518.8041851138. The cubic root of 1123510234 is about 1039.5826215958.

Adding to 1123510234 its reverse (4320153211), we get a palindrome (5443663445).

The spelling of 1123510234 in words is "one billion, one hundred twenty-three million, five hundred ten thousand, two hundred thirty-four".