1153420232 has 32 divisors (see below), whose sum is σ = 2324937600. Its totient is φ = 534729024.

The previous prime is 1153420217. The next prime is 1153420243. The reversal of 1153420232 is 2320243511.

It is a junction number, because it is equal to n+sod(n) for n = 1153420198 and 1153420207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73583 + ... + 87870.

It is an arithmetic number, because the mean of its divisors is an integer number (72654300).

Almost surely, 2^1153420232 is an apocalyptic number.

It is an amenable number.

1153420232 is an abundant number, since it is smaller than the sum of its proper divisors (1171517368).

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

1153420232 is a wasteful number, since it uses less digits than its factorization.

1153420232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161525 (or 161521 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1153420232 is about 33962.0410458500. The cubic root of 1153420232 is about 1048.7271748444.

Adding to 1153420232 its reverse (2320243511), we get a palindrome (3473663743).

The spelling of 1153420232 in words is "one billion, one hundred fifty-three million, four hundred twenty thousand, two hundred thirty-two".