1113433043 has 2 divisors, whose sum is σ = 1113433044. Its totient is φ = 1113433042.

The previous prime is 1113432997. The next prime is 1113433051. The reversal of 1113433043 is 3403343111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113433043 - 2¹² = 1113428947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113433093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556716521 + 556716522.

It is an arithmetic number, because the mean of its divisors is an integer number (556716522).

Almost surely, 2^1113433043 is an apocalyptic number.

1113433043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113433043 is an equidigital number, since it uses as much as digits as its factorization.

1113433043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1113433043 is about 33368.1441347882. The cubic root of 1113433043 is about 1036.4651448911.

Adding to 1113433043 its reverse (3403343111), we get a palindrome (4516776154).

The spelling of 1113433043 in words is "one billion, one hundred thirteen million, four hundred thirty-three thousand, forty-three".