1153471232 has 36 divisors (see below), whose sum is σ = 2326223256. Its totient is φ = 570777600.

The previous prime is 1153471159. The next prime is 1153471237. The reversal of 1153471232 is 2321743511.

It is a junction number, because it is equal to n+sod(n) for n = 1153471195 and 1153471204.

It is not an unprimeable number, because it can be changed into a prime (1153471237) 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, 1607 + ... + 48057.

Almost surely, 2^1153471232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153471232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1163111628).

1153471232 is an abundant number, since it is smaller than the sum of its proper divisors (1172752024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153471232 is an frugal number, since it uses more digits than its factorization.

1153471232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46564 (or 46550 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 1153471232 is about 33962.7918758161. The cubic root of 1153471232 is about 1048.7426315693.

The spelling of 1153471232 in words is "one billion, one hundred fifty-three million, four hundred seventy-one thousand, two hundred thirty-two".