1113162043 has 8 divisors (see below), whose sum is σ = 1313223680. Its totient is φ = 923360040.

The previous prime is 1113162019. The next prime is 1113162059. The reversal of 1113162043 is 3402613111.

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 1113162043 - 2¹³ = 1113153851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113162143) 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 7 ways as a sum of consecutive naturals, for example, 2564673 + ... + 2565106.

It is an arithmetic number, because the mean of its divisors is an integer number (164152960).

Almost surely, 2^1113162043 is an apocalyptic number.

1113162043 is a deficient number, since it is larger than the sum of its proper divisors (200061637).

1113162043 is an equidigital number, since it uses as much as digits as its factorization.

1113162043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129817.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1113162043 is about 33364.0831284182. The cubic root of 1113162043 is about 1036.3810491756.

Adding to 1113162043 its reverse (3402613111), we get a palindrome (4515775154).

The spelling of 1113162043 in words is "one billion, one hundred thirteen million, one hundred sixty-two thousand, forty-three".