1113143234 has 32 divisors (see below), whose sum is σ = 2013294720. Its totient is φ = 450914688.

The previous prime is 1113143233. The next prime is 1113143237. The reversal of 1113143234 is 4323413111.

It is not an unprimeable number, because it can be changed into a prime (1113143233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116984 + ... + 126140.

It is an arithmetic number, because the mean of its divisors is an integer number (62915460).

Almost surely, 2^1113143234 is an apocalyptic number.

1113143234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1113143234 is a deficient number, since it is larger than the sum of its proper divisors (900151486).

1113143234 is a wasteful number, since it uses less digits than its factorization.

1113143234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9642.

The product of its digits is 864, while the sum is 23.

The square root of 1113143234 is about 33363.8012522554. The cubic root of 1113143234 is about 1036.3752119299.

Adding to 1113143234 its reverse (4323413111), we get a palindrome (5436556345).

The spelling of 1113143234 in words is "one billion, one hundred thirteen million, one hundred forty-three thousand, two hundred thirty-four".