1112433631 has 4 divisors (see below), whose sum is σ = 1112854032. Its totient is φ = 1112013232.

The previous prime is 1112433583. The next prime is 1112433643. The reversal of 1112433631 is 1363342111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1363342111 = 229 ⋅5953459.

It is a cyclic number.

It is not a de Polignac number, because 1112433631 - 2²³ = 1104045023 is a prime.

It is a super-2 number, since 2×1112433631² = 2475017166759688322, 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 = 1112433596 and 1112433605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112433031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206206 + ... + 211531.

It is an arithmetic number, because the mean of its divisors is an integer number (278213508).

Almost surely, 2^1112433631 is an apocalyptic number.

1112433631 is a deficient number, since it is larger than the sum of its proper divisors (420401).

1112433631 is an equidigital number, since it uses as much as digits as its factorization.

1112433631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420400.

The product of its digits is 1296, while the sum is 25.

The square root of 1112433631 is about 33353.1652321035. The cubic root of 1112433631 is about 1036.1549433959.

Adding to 1112433631 its reverse (1363342111), we get a palindrome (2475775742).

The spelling of 1112433631 in words is "one billion, one hundred twelve million, four hundred thirty-three thousand, six hundred thirty-one".