1104042042 has 16 divisors (see below), whose sum is σ = 2453426880. Its totient is φ = 368013996.

The previous prime is 1104042031. The next prime is 1104042047. The reversal of 1104042042 is 2402404011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1104042047) 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, 10222558 + ... + 10222665.

It is an arithmetic number, because the mean of its divisors is an integer number (153339180).

Almost surely, 2^1104042042 is an apocalyptic number.

1104042042 is an abundant number, since it is smaller than the sum of its proper divisors (1349384838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1104042042 is a wasteful number, since it uses less digits than its factorization.

1104042042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20445234 (or 20445228 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1104042042 is about 33227.1281034037. The cubic root of 1104042042 is about 1033.5429697693.

Adding to 1104042042 its reverse (2402404011), we get a palindrome (3506446053).

The spelling of 1104042042 in words is "one billion, one hundred four million, forty-two thousand, forty-two".