320341413 has 16 divisors (see below), whose sum is σ = 488540160. Its totient is φ = 182901936.

The previous prime is 320341409. The next prime is 320341423. The reversal of 320341413 is 314143023.

It is not a de Polignac number, because 320341413 - 2² = 320341409 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 320341413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320341423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23128 + ... + 34286.

It is an arithmetic number, because the mean of its divisors is an integer number (30533760).

Almost surely, 2^320341413 is an apocalyptic number.

It is an amenable number.

320341413 is a deficient number, since it is larger than the sum of its proper divisors (168198747).

320341413 is a wasteful number, since it uses less digits than its factorization.

320341413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12536.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 320341413 is about 17898.0840594741. The cubic root of 320341413 is about 684.2335455524.

Adding to 320341413 its reverse (314143023), we get a palindrome (634484436).

The spelling of 320341413 in words is "three hundred twenty million, three hundred forty-one thousand, four hundred thirteen".