1144234004 has 12 divisors (see below), whose sum is σ = 2021851104. Its totient is φ = 566562264.

The previous prime is 1144233971. The next prime is 1144234009. The reversal of 1144234004 is 4004324411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144234009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388222 + ... + 1389045.

It is an arithmetic number, because the mean of its divisors is an integer number (168487592).

Almost surely, 2^1144234004 is an apocalyptic number.

It is an amenable number.

1144234004 is a deficient number, since it is larger than the sum of its proper divisors (877617100).

1144234004 is a wasteful number, since it uses less digits than its factorization.

1144234004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777374 (or 2777372 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1144234004 is about 33826.5281103456. The cubic root of 1144234004 is about 1045.9356116385.

Adding to 1144234004 its reverse (4004324411), we get a palindrome (5148558415).

The spelling of 1144234004 in words is "one billion, one hundred forty-four million, two hundred thirty-four thousand, four".