1153530032 has 20 divisors (see below), whose sum is σ = 2242024656. Its totient is φ = 574943040.

The previous prime is 1153530031. The next prime is 1153530041. The reversal of 1153530032 is 2300353511.

It is not an unprimeable number, because it can be changed into a prime (1153530031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108644 + ... + 118787.

Almost surely, 2^1153530032 is an apocalyptic number.

It is an amenable number.

1153530032 is a deficient number, since it is larger than the sum of its proper divisors (1088494624).

1153530032 is a wasteful number, since it uses less digits than its factorization.

1153530032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227756 (or 227750 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 1153530032 is about 33963.6575180000. The cubic root of 1153530032 is about 1048.7604516984.

Adding to 1153530032 its reverse (2300353511), we get a palindrome (3453883543).

The spelling of 1153530032 in words is "one billion, one hundred fifty-three million, five hundred thirty thousand, thirty-two".