1113043442 has 16 divisors (see below), whose sum is σ = 1908506880. Its totient is φ = 476910528.

The previous prime is 1113043423. The next prime is 1113043447. The reversal of 1113043442 is 2443403111.

It is not an unprimeable number, because it can be changed into a prime (1113043447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103034 + ... + 113322.

It is an arithmetic number, because the mean of its divisors is an integer number (119281680).

Almost surely, 2^1113043442 is an apocalyptic number.

1113043442 is a deficient number, since it is larger than the sum of its proper divisors (795463438).

1113043442 is a wasteful number, since it uses less digits than its factorization.

1113043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18025.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1113043442 is about 33362.3057056913. The cubic root of 1113043442 is about 1036.3442410591.

Adding to 1113043442 its reverse (2443403111), we get a palindrome (3556446553).

The spelling of 1113043442 in words is "one billion, one hundred thirteen million, forty-three thousand, four hundred forty-two".