1111604344 has 16 divisors (see below), whose sum is σ = 2095060320. Its totient is φ = 552921600.

The previous prime is 1111604317. The next prime is 1111604359. The reversal of 1111604344 is 4434061111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358432 + ... + 361519.

It is an arithmetic number, because the mean of its divisors is an integer number (130941270).

Almost surely, 2^1111604344 is an apocalyptic number.

It is an amenable number.

1111604344 is a deficient number, since it is larger than the sum of its proper divisors (983455976).

1111604344 is a wasteful number, since it uses less digits than its factorization.

1111604344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720150 (or 720146 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1111604344 is about 33340.7310057833. The cubic root of 1111604344 is about 1035.8974049057.

Adding to 1111604344 its reverse (4434061111), we get a palindrome (5545665455).

The spelling of 1111604344 in words is "one billion, one hundred eleven million, six hundred four thousand, three hundred forty-four".