320324141 has 4 divisors (see below), whose sum is σ = 324183552. Its totient is φ = 316464732.

The previous prime is 320324089. The next prime is 320324143. The reversal of 320324141 is 141423023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320324141 - 2²² = 316129837 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 (320324143) 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, 1929581 + ... + 1929746.

It is an arithmetic number, because the mean of its divisors is an integer number (81045888).

Almost surely, 2^320324141 is an apocalyptic number.

It is an amenable number.

320324141 is a deficient number, since it is larger than the sum of its proper divisors (3859411).

320324141 is an equidigital number, since it uses as much as digits as its factorization.

320324141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859410.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 320324141 is about 17897.6015432236. The cubic root of 320324141 is about 684.2212479498.

Adding to 320324141 its reverse (141423023), we get a palindrome (461747164).

The spelling of 320324141 in words is "three hundred twenty million, three hundred twenty-four thousand, one hundred forty-one".