1328163532 has 36 divisors (see below), whose sum is σ = 2401624456. Its totient is φ = 642337920.

The previous prime is 1328163527. The next prime is 1328163569. The reversal of 1328163532 is 2353618231.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5510932 + ... + 5511172.

Almost surely, 2^1328163532 is an apocalyptic number.

It is an amenable number.

1328163532 is a deficient number, since it is larger than the sum of its proper divisors (1073460924).

1328163532 is a wasteful number, since it uses less digits than its factorization.

1328163532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646 (or 465 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 1328163532 is about 36443.9779936274. The cubic root of 1328163532 is about 1099.2180481260.

The spelling of 1328163532 in words is "one billion, three hundred twenty-eight million, one hundred sixty-three thousand, five hundred thirty-two".