1100404042 has 8 divisors (see below), whose sum is σ = 1722371616. Its totient is φ = 526280172.

The previous prime is 1100404037. The next prime is 1100404049. The reversal of 1100404042 is 2404040011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1100404049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11960868 + ... + 11960959.

It is an arithmetic number, because the mean of its divisors is an integer number (215296452).

Almost surely, 2^1100404042 is an apocalyptic number.

1100404042 is a deficient number, since it is larger than the sum of its proper divisors (621967574).

1100404042 is a wasteful number, since it uses less digits than its factorization.

1100404042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23921852.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1100404042 is about 33172.3385066534. The cubic root of 1100404042 is about 1032.4064892340.

Adding to 1100404042 its reverse (2404040011), we get a palindrome (3504444053).

The spelling of 1100404042 in words is "one billion, one hundred million, four hundred four thousand, forty-two".