1145333328 has 20 divisors (see below), whose sum is σ = 2958777888. Its totient is φ = 381777760.

The previous prime is 1145333327. The next prime is 1145333341. The reversal of 1145333328 is 8233335411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145333327) 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, 11930508 + ... + 11930603.

Almost surely, 2^1145333328 is an apocalyptic number.

It is an amenable number.

1145333328 is an abundant number, since it is smaller than the sum of its proper divisors (1813444560).

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

1145333328 is a wasteful number, since it uses less digits than its factorization.

1145333328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23861122 (or 23861116 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 1145333328 is about 33842.7736451964. The cubic root of 1145333328 is about 1046.2704656637.

Adding to 1145333328 its reverse (8233335411), we get a palindrome (9378668739).

The spelling of 1145333328 in words is "one billion, one hundred forty-five million, three hundred thirty-three thousand, three hundred twenty-eight".