1153544441 has 16 divisors (see below), whose sum is σ = 1370035200. Its totient is φ = 950408640.

The previous prime is 1153544419. The next prime is 1153544443. The reversal of 1153544441 is 1444453511.

It is a cyclic number.

It is not a de Polignac number, because 1153544441 - 2⁶ = 1153544377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1153544398 and 1153544407.

It is not an unprimeable number, because it can be changed into a prime (1153544443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14495 + ... + 50171.

It is an arithmetic number, because the mean of its divisors is an integer number (85627200).

Almost surely, 2^1153544441 is an apocalyptic number.

It is an amenable number.

1153544441 is a deficient number, since it is larger than the sum of its proper divisors (216490759).

1153544441 is a wasteful number, since it uses less digits than its factorization.

1153544441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35864.

The product of its digits is 19200, while the sum is 32.

The square root of 1153544441 is about 33963.8696411348. The cubic root of 1153544441 is about 1048.7648184469.

Adding to 1153544441 its reverse (1444453511), we get a palindrome (2597997952).

The spelling of 1153544441 in words is "one billion, one hundred fifty-three million, five hundred forty-four thousand, four hundred forty-one".