1146197328 has 40 divisors (see below), whose sum is σ = 2967408288. Its totient is φ = 381240192.

The previous prime is 1146197321. The next prime is 1146197347. The reversal of 1146197328 is 8237916411.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1146197328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146197321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3151 + ... + 47982.

Almost surely, 2^1146197328 is an apocalyptic number.

It is an amenable number.

1146197328 is an abundant number, since it is smaller than the sum of its proper divisors (1821210960).

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

1146197328 is a wasteful number, since it uses less digits than its factorization.

1146197328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51611 (or 51605 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 1146197328 is about 33855.5361499416. The cubic root of 1146197328 is about 1046.5334896660.

The spelling of 1146197328 in words is "one billion, one hundred forty-six million, one hundred ninety-seven thousand, three hundred twenty-eight".