320141325 has 96 divisors (see below), whose sum is σ = 629959680. Its totient is φ = 140428800.

The previous prime is 320141323. The next prime is 320141357. The reversal of 320141325 is 523141023.

It is not a de Polignac number, because 320141325 - 2¹ = 320141323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320141323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2303106 + ... + 2303244.

It is an arithmetic number, because the mean of its divisors is an integer number (6562080).

Almost surely, 2^320141325 is an apocalyptic number.

320141325 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320141325 is a deficient number, since it is larger than the sum of its proper divisors (309818355).

320141325 is a wasteful number, since it uses less digits than its factorization.

320141325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 320141325 is about 17892.4935377940. The cubic root of 320141325 is about 684.0910564971.

Adding to 320141325 its reverse (523141023), we get a palindrome (843282348).

The spelling of 320141325 in words is "three hundred twenty million, one hundred forty-one thousand, three hundred twenty-five".