1112434531 has 4 divisors (see below), whose sum is σ = 1198006432. Its totient is φ = 1026862632.

The previous prime is 1112434483. The next prime is 1112434549. The reversal of 1112434531 is 1354342111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1112434531 - 2²¹ = 1110337379 is a prime.

It is a super-2 number, since 2×1112434531² = 2475021171522379922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112434496 and 1112434505.

It is not an unprimeable number, because it can be changed into a prime (1112434571) 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, 42785931 + ... + 42785956.

It is an arithmetic number, because the mean of its divisors is an integer number (299501608).

Almost surely, 2^1112434531 is an apocalyptic number.

1112434531 is a deficient number, since it is larger than the sum of its proper divisors (85571901).

1112434531 is an equidigital number, since it uses as much as digits as its factorization.

1112434531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85571900.

The product of its digits is 1440, while the sum is 25.

The square root of 1112434531 is about 33353.1787240737. The cubic root of 1112434531 is about 1036.1552228251.

Adding to 1112434531 its reverse (1354342111), we get a palindrome (2466776642).

The spelling of 1112434531 in words is "one billion, one hundred twelve million, four hundred thirty-four thousand, five hundred thirty-one".