1153165325 has 24 divisors (see below), whose sum is σ = 1566045600. Its totient is φ = 837120960.

The previous prime is 1153165259. The next prime is 1153165331. The reversal of 1153165325 is 5235613511.

It is not a de Polignac number, because 1153165325 - 2³⁰ = 79423501 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1153165291 and 1153165300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10895 + ... + 49244.

It is an arithmetic number, because the mean of its divisors is an integer number (65251900).

Almost surely, 2^1153165325 is an apocalyptic number.

It is an amenable number.

1153165325 is a deficient number, since it is larger than the sum of its proper divisors (412880275).

1153165325 is a wasteful number, since it uses less digits than its factorization.

1153165325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60221 (or 60216 counting only the distinct ones).

The product of its digits is 13500, while the sum is 32.

The square root of 1153165325 is about 33958.2880163297. The cubic root of 1153165325 is about 1048.6499125751.

Adding to 1153165325 its reverse (5235613511), we get a palindrome (6388778836).

The spelling of 1153165325 in words is "one billion, one hundred fifty-three million, one hundred sixty-five thousand, three hundred twenty-five".