1144511404 has 6 divisors (see below), whose sum is σ = 2002894964. Its totient is φ = 572255700.

The previous prime is 1144511399. The next prime is 1144511471. The reversal of 1144511404 is 4041154411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143063922 + ... + 143063929.

Almost surely, 2^1144511404 is an apocalyptic number.

It is an amenable number.

1144511404 is a deficient number, since it is larger than the sum of its proper divisors (858383560).

1144511404 is a wasteful number, since it uses less digits than its factorization.

1144511404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286127855 (or 286127853 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 1144511404 is about 33830.6281939901. The cubic root of 1144511404 is about 1046.0201278867.

Adding to 1144511404 its reverse (4041154411), we get a palindrome (5185665815).

The spelling of 1144511404 in words is "one billion, one hundred forty-four million, five hundred eleven thousand, four hundred four".