1102443404 has 24 divisors (see below), whose sum is σ = 2046412368. Its totient is φ = 517870080.

The previous prime is 1102443389. The next prime is 1102443409. The reversal of 1102443404 is 4043442011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102443404.

It is not an unprimeable number, because it can be changed into a prime (1102443409) 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, 24632 + ... + 53024.

It is an arithmetic number, because the mean of its divisors is an integer number (85267182).

Almost surely, 2^1102443404 is an apocalyptic number.

It is an amenable number.

1102443404 is a deficient number, since it is larger than the sum of its proper divisors (943968964).

1102443404 is a wasteful number, since it uses less digits than its factorization.

1102443404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28985 (or 28983 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1102443404 is about 33203.0631719424. The cubic root of 1102443404 is about 1033.0438767006.

Adding to 1102443404 its reverse (4043442011), we get a palindrome (5145885415).

The spelling of 1102443404 in words is "one billion, one hundred two million, four hundred forty-three thousand, four hundred four".