1153325144 has 8 divisors (see below), whose sum is σ = 2162484660. Its totient is φ = 576662568.

The previous prime is 1153325143. The next prime is 1153325153. The reversal of 1153325144 is 4415233511.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153325141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72082814 + ... + 72082829.

Almost surely, 2^1153325144 is an apocalyptic number.

It is an amenable number.

1153325144 is a deficient number, since it is larger than the sum of its proper divisors (1009159516).

1153325144 is a wasteful number, since it uses less digits than its factorization.

1153325144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144165649 (or 144165645 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 1153325144 is about 33960.6411011335. The cubic root of 1153325144 is about 1048.6983550187.

Adding to 1153325144 its reverse (4415233511), we get a palindrome (5568558655).

The spelling of 1153325144 in words is "one billion, one hundred fifty-three million, three hundred twenty-five thousand, one hundred forty-four".