1112431043 has 8 divisors (see below), whose sum is σ = 1120827936. Its totient is φ = 1104048000.

The previous prime is 1112431009. The next prime is 1112431093. The reversal of 1112431043 is 3401342111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112431043 - 2¹⁰ = 1112430019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112431093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202805 + ... + 208217.

It is an arithmetic number, because the mean of its divisors is an integer number (140103492).

Almost surely, 2^1112431043 is an apocalyptic number.

1112431043 is a deficient number, since it is larger than the sum of its proper divisors (8396893).

1112431043 is a wasteful number, since it uses less digits than its factorization.

1112431043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6925.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1112431043 is about 33353.1264351635. The cubic root of 1112431043 is about 1036.1541398810.

Adding to 1112431043 its reverse (3401342111), we get a palindrome (4513773154).

The spelling of 1112431043 in words is "one billion, one hundred twelve million, four hundred thirty-one thousand, forty-three".