11031404 has 6 divisors (see below), whose sum is σ = 19304964. Its totient is φ = 5515700.

The previous prime is 11031401. The next prime is 11031413. The reversal of 11031404 is 40413011.

It is a happy number.

It is a super-2 number, since 2×11031404² = 243383748422432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11031401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1378922 + ... + 1378929.

It is an arithmetic number, because the mean of its divisors is an integer number (3217494).

Almost surely, 2^11031404 is an apocalyptic number.

It is an amenable number.

11031404 is a deficient number, since it is larger than the sum of its proper divisors (8273560).

11031404 is a wasteful number, since it uses less digits than its factorization.

11031404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757855 (or 2757853 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11031404 is about 3321.3557472815. The cubic root of 11031404 is about 222.6094500021.

Adding to 11031404 its reverse (40413011), we get a palindrome (51444415).

The spelling of 11031404 in words is "eleven million, thirty-one thousand, four hundred four".