1103216404 has 12 divisors (see below), whose sum is σ = 1931967604. Its totient is φ = 551225664.

The previous prime is 1103216381. The next prime is 1103216407. The reversal of 1103216404 is 4046123011.

It can be written as a sum of positive squares in 2 ways, for example, as 1033493904 + 69722500 = 32148^2 + 8350^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103216407) 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, 89097 + ... + 100720.

Almost surely, 2^1103216404 is an apocalyptic number.

It is an amenable number.

1103216404 is a deficient number, since it is larger than the sum of its proper divisors (828751200).

1103216404 is a wasteful number, since it uses less digits than its factorization.

1103216404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191274 (or 191272 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1103216404 is about 33214.7016244313. The cubic root of 1103216404 is about 1033.2852666739.

Adding to 1103216404 its reverse (4046123011), we get a palindrome (5149339415).

The spelling of 1103216404 in words is "one billion, one hundred three million, two hundred sixteen thousand, four hundred four".