1112434523 has 4 divisors (see below), whose sum is σ = 1116763320. Its totient is φ = 1108105728.

The previous prime is 1112434483. The next prime is 1112434549. The reversal of 1112434523 is 3254342111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3254342111 = 1187 ⋅2741653.

It is a cyclic number.

It is not a de Polignac number, because 1112434523 - 2⁶ = 1112434459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112434492 and 1112434501.

It is not an unprimeable number, because it can be changed into a prime (1112430523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2164013 + ... + 2164526.

It is an arithmetic number, because the mean of its divisors is an integer number (279190830).

Almost surely, 2^1112434523 is an apocalyptic number.

1112434523 is a deficient number, since it is larger than the sum of its proper divisors (4328797).

1112434523 is an equidigital number, since it uses as much as digits as its factorization.

1112434523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328796.

The product of its digits is 2880, while the sum is 26.

The square root of 1112434523 is about 33353.1786041451. The cubic root of 1112434523 is about 1036.1552203412.

Adding to 1112434523 its reverse (3254342111), we get a palindrome (4366776634).

The spelling of 1112434523 in words is "one billion, one hundred twelve million, four hundred thirty-four thousand, five hundred twenty-three".