320132351 has 8 divisors (see below), whose sum is σ = 399126144. Its totient is φ = 249453720.

The previous prime is 320132303. The next prime is 320132353. The reversal of 320132351 is 153231023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320132351 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 (320132353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078705 + ... + 2078858.

It is an arithmetic number, because the mean of its divisors is an integer number (49890768).

Almost surely, 2^320132351 is an apocalyptic number.

320132351 is a deficient number, since it is larger than the sum of its proper divisors (78993793).

320132351 is a wasteful number, since it uses less digits than its factorization.

320132351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157581.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 320132351 is about 17892.2427604814. The cubic root of 320132351 is about 684.0846644342.

Adding to 320132351 its reverse (153231023), we get a palindrome (473363374).

The spelling of 320132351 in words is "three hundred twenty million, one hundred thirty-two thousand, three hundred fifty-one".