1144252241 has 8 divisors (see below), whose sum is σ = 1248739200. Its totient is φ = 1039842640.

The previous prime is 1144252237. The next prime is 1144252261. The reversal of 1144252241 is 1422524411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144252241 - 2² = 1144252237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1144252241.

It is not an unprimeable number, because it can be changed into a prime (1144252211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14120 + ... + 49878.

It is an arithmetic number, because the mean of its divisors is an integer number (156092400).

Almost surely, 2^1144252241 is an apocalyptic number.

1144252241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1144252241 is a deficient number, since it is larger than the sum of its proper divisors (104486959).

1144252241 is a wasteful number, since it uses less digits than its factorization.

1144252241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38679.

The product of its digits is 2560, while the sum is 26.

The square root of 1144252241 is about 33826.7976758073. The cubic root of 1144252241 is about 1045.9411683767.

Adding to 1144252241 its reverse (1422524411), we get a palindrome (2566776652).

The spelling of 1144252241 in words is "one billion, one hundred forty-four million, two hundred fifty-two thousand, two hundred forty-one".