1144042434 has 128 divisors (see below), whose sum is σ = 2722325760. Its totient is φ = 355622400.

The previous prime is 1144042429. The next prime is 1144042447. The reversal of 1144042434 is 4342404411.

1144042434 is a `hidden beast` number, since 1 + 14 + 404 + 243 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1144042398 and 1144042407.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5807224 + ... + 5807420.

It is an arithmetic number, because the mean of its divisors is an integer number (21268170).

Almost surely, 2^1144042434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144042434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361162880).

1144042434 is an abundant number, since it is smaller than the sum of its proper divisors (1578283326).

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

1144042434 is a wasteful number, since it uses less digits than its factorization.

1144042434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1144042434 is about 33823.6963385139. The cubic root of 1144042434 is about 1045.8772374868.

Adding to 1144042434 its reverse (4342404411), we get a palindrome (5486446845).

The spelling of 1144042434 in words is "one billion, one hundred forty-four million, forty-two thousand, four hundred thirty-four".