1144365160 has 16 divisors (see below), whose sum is σ = 2574821700. Its totient is φ = 457746048.

The previous prime is 1144365151. The next prime is 1144365197. The reversal of 1144365160 is 615634411.

It can be written as a sum of positive squares in 2 ways, for example, as 1100514276 + 43850884 = 33174^2 + 6622^2 .

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 3 ways as a sum of consecutive naturals, for example, 14304525 + ... + 14304604.

Almost surely, 2^1144365160 is an apocalyptic number.

1144365160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1144365160 is an abundant number, since it is smaller than the sum of its proper divisors (1430456540).

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

1144365160 is a wasteful number, since it uses less digits than its factorization.

1144365160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28609140 (or 28609136 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1144365160 is about 33828.4667107453. The cubic root of 1144365160 is about 1045.9755730129.

Adding to 1144365160 its reverse (615634411), we get a palindrome (1759999571).

The spelling of 1144365160 in words is "one billion, one hundred forty-four million, three hundred sixty-five thousand, one hundred sixty".