1144312404 has 24 divisors (see below), whose sum is σ = 2671139520. Its totient is φ = 381283584.

The previous prime is 1144312397. The next prime is 1144312439. The reversal of 1144312404 is 4042134411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14052 + ... + 49860.

It is an arithmetic number, because the mean of its divisors is an integer number (111297480).

Almost surely, 2^1144312404 is an apocalyptic number.

It is an amenable number.

1144312404 is an abundant number, since it is smaller than the sum of its proper divisors (1526827116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144312404 is a wasteful number, since it uses less digits than its factorization.

1144312404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38479 (or 38477 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1144312404 is about 33827.6869442769. The cubic root of 1144312404 is about 1045.9594993745.

Adding to 1144312404 its reverse (4042134411), we get a palindrome (5186446815).

The spelling of 1144312404 in words is "one billion, one hundred forty-four million, three hundred twelve thousand, four hundred four".