1145233032 has 32 divisors (see below), whose sum is σ = 2910022080. Its totient is φ = 375485760.

The previous prime is 1145233027. The next prime is 1145233039. The reversal of 1145233032 is 2303325411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1145232993 and 1145233011.

It is not an unprimeable number, because it can be changed into a prime (1145233039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389668 + ... + 392595.

It is an arithmetic number, because the mean of its divisors is an integer number (90938190).

Almost surely, 2^1145233032 is an apocalyptic number.

1145233032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1145233032 is an abundant number, since it is smaller than the sum of its proper divisors (1764789048).

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

1145233032 is a wasteful number, since it uses less digits than its factorization.

1145233032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782333 (or 782329 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1145233032 is about 33841.2918193145. The cubic root of 1145233032 is about 1046.2399243929.

Adding to 1145233032 its reverse (2303325411), we get a palindrome (3448558443).

The spelling of 1145233032 in words is "one billion, one hundred forty-five million, two hundred thirty-three thousand, thirty-two".