1328023671 has 8 divisors (see below), whose sum is σ = 1906905840. Its totient is φ = 817245312.

The previous prime is 1328023667. The next prime is 1328023673. The reversal of 1328023671 is 1763208231.

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

It is not a de Polignac number, because 1328023671 - 2² = 1328023667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328023673) 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, 17025906 + ... + 17025983.

It is an arithmetic number, because the mean of its divisors is an integer number (238363230).

Almost surely, 2^1328023671 is an apocalyptic number.

1328023671 is a deficient number, since it is larger than the sum of its proper divisors (578882169).

1328023671 is a wasteful number, since it uses less digits than its factorization.

1328023671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34051905.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1328023671 is about 36442.0590938547. The cubic root of 1328023671 is about 1099.1794627338.

The spelling of 1328023671 in words is "one billion, three hundred twenty-eight million, twenty-three thousand, six hundred seventy-one".