11031604 has 6 divisors (see below), whose sum is σ = 19305314. Its totient is φ = 5515800.

The previous prime is 11031599. The next prime is 11031611. The reversal of 11031604 is 40613011.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 2340900 = 2948^2 + 1530^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1378947 + ... + 1378954.

Almost surely, 2^11031604 is an apocalyptic number.

It is an amenable number.

11031604 is a deficient number, since it is larger than the sum of its proper divisors (8273710).

11031604 is a wasteful number, since it uses less digits than its factorization.

11031604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757905 (or 2757903 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 11031604 is about 3321.3858553321. The cubic root of 11031604 is about 222.6107953015.

Adding to 11031604 its reverse (40613011), we get a palindrome (51644615).

The spelling of 11031604 in words is "eleven million, thirty-one thousand, six hundred four".