321341413 has 4 divisors (see below), whose sum is σ = 321408640. Its totient is φ = 321274188.

The previous prime is 321341399. The next prime is 321341417. The reversal of 321341413 is 314143123.

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 a de Polignac number, because none of the positive numbers 2^k-321341413 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 (321341417) 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, 25845 + ... + 36202.

It is an arithmetic number, because the mean of its divisors is an integer number (80352160).

Almost surely, 2^321341413 is an apocalyptic number.

It is an amenable number.

321341413 is a deficient number, since it is larger than the sum of its proper divisors (67227).

321341413 is an equidigital number, since it uses as much as digits as its factorization.

321341413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67226.

The product of its digits is 864, while the sum is 22.

The square root of 321341413 is about 17925.9982427758. The cubic root of 321341413 is about 684.9447896256.

Adding to 321341413 its reverse (314143123), we get a palindrome (635484536).

The spelling of 321341413 in words is "three hundred twenty-one million, three hundred forty-one thousand, four hundred thirteen".