1113134643 has 24 divisors (see below), whose sum is σ = 1673708400. Its totient is φ = 739287648.

The previous prime is 1113134629. The next prime is 1113134647. The reversal of 1113134643 is 3464313111.

1113134643 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 13 + 4 + 643 = 666.

It is not a de Polignac number, because 1113134643 - 2⁸ = 1113134387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1113134647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56853 + ... + 73881.

It is an arithmetic number, because the mean of its divisors is an integer number (69737850).

Almost surely, 2^1113134643 is an apocalyptic number.

1113134643 is a deficient number, since it is larger than the sum of its proper divisors (560573757).

1113134643 is an equidigital number, since it uses as much as digits as its factorization.

1113134643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17313 (or 17301 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1113134643 is about 33363.6725046869. The cubic root of 1113134643 is about 1036.3725457494.

Adding to 1113134643 its reverse (3464313111), we get a palindrome (4577447754).

The spelling of 1113134643 in words is "one billion, one hundred thirteen million, one hundred thirty-four thousand, six hundred forty-three".