1112543025 has 24 divisors (see below), whose sum is σ = 2006624544. Its totient is φ = 539414400.

The previous prime is 1112543023. The next prime is 1112543057. The reversal of 1112543025 is 5203452111.

It is a happy number.

It is not a de Polignac number, because 1112543025 - 2¹ = 1112543023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112542986 and 1112543004.

It is not an unprimeable number, because it can be changed into a prime (1112543021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673444 + ... + 675093.

It is an arithmetic number, because the mean of its divisors is an integer number (83609356).

Almost surely, 2^1112543025 is an apocalyptic number.

1112543025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1112543025 is a deficient number, since it is larger than the sum of its proper divisors (894081519).

1112543025 is a wasteful number, since it uses less digits than its factorization.

1112543025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348561 (or 1348556 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1112543025 is about 33354.8051260984. The cubic root of 1112543025 is about 1036.1889065962.

Adding to 1112543025 its reverse (5203452111), we get a palindrome (6315995136).

The spelling of 1112543025 in words is "one billion, one hundred twelve million, five hundred forty-three thousand, twenty-five".