1144144525 has 24 divisors (see below), whose sum is σ = 1460022624. Its totient is φ = 888782400.

The previous prime is 1144144513. The next prime is 1144144531. The reversal of 1144144525 is 5254414411.

It is not a de Polignac number, because 1144144525 - 2²³ = 1135755917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 630870 + ... + 632680.

It is an arithmetic number, because the mean of its divisors is an integer number (60834276).

Almost surely, 2^1144144525 is an apocalyptic number.

It is an amenable number.

1144144525 is a deficient number, since it is larger than the sum of its proper divisors (315878099).

1144144525 is a wasteful number, since it uses less digits than its factorization.

1144144525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541 (or 2536 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 1144144525 is about 33825.2054687034. The cubic root of 1144144525 is about 1045.9083469031.

Adding to 1144144525 its reverse (5254414411), we get a palindrome (6398558936).

The spelling of 1144144525 in words is "one billion, one hundred forty-four million, one hundred forty-four thousand, five hundred twenty-five".