321340411 has 8 divisors (see below), whose sum is σ = 376203744. Its totient is φ = 268716480.

The previous prime is 321340381. The next prime is 321340417. The reversal of 321340411 is 114043123.

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

It is a cyclic number.

It is not a de Polignac number, because 321340411 - 2²¹ = 319243259 is a prime.

It is a super-4 number, since 4×321340411⁴ (a number of 35 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (321340417) 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, 559540 + ... + 560113.

It is an arithmetic number, because the mean of its divisors is an integer number (47025468).

Almost surely, 2^321340411 is an apocalyptic number.

321340411 is a deficient number, since it is larger than the sum of its proper divisors (54863333).

321340411 is a wasteful number, since it uses less digits than its factorization.

321340411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119701.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 321340411 is about 17925.9702945196. The cubic root of 321340411 is about 684.9440776980.

Adding to 321340411 its reverse (114043123), we get a palindrome (435383534).

The spelling of 321340411 in words is "three hundred twenty-one million, three hundred forty thousand, four hundred eleven".