1144928135 has 16 divisors (see below), whose sum is σ = 1480447584. Its totient is φ = 845000832.

The previous prime is 1144928089. The next prime is 1144928159. The reversal of 1144928135 is 5318294411.

It is not a de Polignac number, because 1144928135 - 2¹⁰ = 1144927111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141869 + ... + 149721.

It is an arithmetic number, because the mean of its divisors is an integer number (92527974).

Almost surely, 2^1144928135 is an apocalyptic number.

1144928135 is a deficient number, since it is larger than the sum of its proper divisors (335519449).

1144928135 is a wasteful number, since it uses less digits than its factorization.

1144928135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10114.

The product of its digits is 34560, while the sum is 38.

The square root of 1144928135 is about 33836.7867120978. The cubic root of 1144928135 is about 1046.1470688435.

The spelling of 1144928135 in words is "one billion, one hundred forty-four million, nine hundred twenty-eight thousand, one hundred thirty-five".