1144351564 has 12 divisors (see below), whose sum is σ = 2004083424. Its totient is φ = 571756304.

The previous prime is 1144351543. The next prime is 1144351603. The reversal of 1144351564 is 4651534411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98692 + ... + 109675.

It is an arithmetic number, because the mean of its divisors is an integer number (167006952).

Almost surely, 2^1144351564 is an apocalyptic number.

It is an amenable number.

1144351564 is a deficient number, since it is larger than the sum of its proper divisors (859731860).

1144351564 is a wasteful number, since it uses less digits than its factorization.

1144351564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209744 (or 209742 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 1144351564 is about 33828.2657551344. The cubic root of 1144351564 is about 1045.9714306462.

Adding to 1144351564 its reverse (4651534411), we get a palindrome (5795885975).

The spelling of 1144351564 in words is "one billion, one hundred forty-four million, three hundred fifty-one thousand, five hundred sixty-four".