1112430523 has 2 divisors, whose sum is σ = 1112430524. Its totient is φ = 1112430522.

The previous prime is 1112430503. The next prime is 1112430551. The reversal of 1112430523 is 3250342111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112430523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112430494 and 1112430503.

It is not a weakly prime, because it can be changed into another prime (1112430503) 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 as a sum of consecutive naturals, namely, 556215261 + 556215262.

It is an arithmetic number, because the mean of its divisors is an integer number (556215262).

Almost surely, 2^1112430523 is an apocalyptic number.

1112430523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112430523 is an equidigital number, since it uses as much as digits as its factorization.

1112430523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1112430523 is about 33353.1186397914. The cubic root of 1112430523 is about 1036.1539784327.

Adding to 1112430523 its reverse (3250342111), we get a palindrome (4362772634).

The spelling of 1112430523 in words is "one billion, one hundred twelve million, four hundred thirty thousand, five hundred twenty-three".