1144125159 has 4 divisors (see below), whose sum is σ = 1525500216. Its totient is φ = 762750104.

The previous prime is 1144125119. The next prime is 1144125161. The reversal of 1144125159 is 9515214411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1144125159 - 2²³ = 1135736551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144125119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190687524 + ... + 190687529.

It is an arithmetic number, because the mean of its divisors is an integer number (381375054).

Almost surely, 2^1144125159 is an apocalyptic number.

1144125159 is a deficient number, since it is larger than the sum of its proper divisors (381375057).

1144125159 is an equidigital number, since it uses as much as digits as its factorization.

1144125159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381375056.

The product of its digits is 7200, while the sum is 33.

The square root of 1144125159 is about 33824.9192016773. The cubic root of 1144125159 is about 1045.9024457910.

The spelling of 1144125159 in words is "one billion, one hundred forty-four million, one hundred twenty-five thousand, one hundred fifty-nine".