132320047 has 4 divisors (see below), whose sum is σ = 139284280. Its totient is φ = 125355816.

The previous prime is 132320021. The next prime is 132320053. The reversal of 132320047 is 740023231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132320047 - 2¹⁹ = 131795759 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 (132323047) 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, 3482088 + ... + 3482125.

It is an arithmetic number, because the mean of its divisors is an integer number (34821070).

Almost surely, 2^132320047 is an apocalyptic number.

132320047 is a deficient number, since it is larger than the sum of its proper divisors (6964233).

132320047 is an equidigital number, since it uses as much as digits as its factorization.

132320047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964232.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 132320047 is about 11503.0451185762. The cubic root of 132320047 is about 509.5755111940.

Adding to 132320047 its reverse (740023231), we get a palindrome (872343278).

The spelling of 132320047 in words is "one hundred thirty-two million, three hundred twenty thousand, forty-seven".