132320345 has 4 divisors (see below), whose sum is σ = 158784420. Its totient is φ = 105856272.

The previous prime is 132320323. The next prime is 132320387. The reversal of 132320345 is 543023231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100420441 + 31899904 = 10021^2 + 5648^2 .

It is a cyclic number.

It is not a de Polignac number, because 132320345 - 2¹⁰ = 132319321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132320345.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13232030 + ... + 13232039.

It is an arithmetic number, because the mean of its divisors is an integer number (39696105).

Almost surely, 2^132320345 is an apocalyptic number.

It is an amenable number.

132320345 is a deficient number, since it is larger than the sum of its proper divisors (26464075).

132320345 is an equidigital number, since it uses as much as digits as its factorization.

132320345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26464074.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 132320345 is about 11503.0580716608. The cubic root of 132320345 is about 509.5758937346.

Adding to 132320345 its reverse (543023231), we get a palindrome (675343576).

The spelling of 132320345 in words is "one hundred thirty-two million, three hundred twenty thousand, three hundred forty-five".