1328064527 has 8 divisors (see below), whose sum is σ = 1408972800. Its totient is φ = 1248257304.

The previous prime is 1328064523. The next prime is 1328064547. The reversal of 1328064527 is 7254608231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1328064527 - 2² = 1328064523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328064523) 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, 272777 + ... + 277602.

It is an arithmetic number, because the mean of its divisors is an integer number (176121600).

Almost surely, 2^1328064527 is an apocalyptic number.

1328064527 is a deficient number, since it is larger than the sum of its proper divisors (80908273).

1328064527 is a wasteful number, since it uses less digits than its factorization.

1328064527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550525.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 1328064527 is about 36442.6196506234. The cubic root of 1328064527 is about 1099.1907345248.

The spelling of 1328064527 in words is "one billion, three hundred twenty-eight million, sixty-four thousand, five hundred twenty-seven".