321401113 has 8 divisors (see below), whose sum is σ = 362710080. Its totient is φ = 282107280.

The previous prime is 321401111. The next prime is 321401147. The reversal of 321401113 is 311104123.

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 321401113 - 2¹ = 321401111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321401111) 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 7 ways as a sum of consecutive naturals, for example, 503445 + ... + 504082.

It is an arithmetic number, because the mean of its divisors is an integer number (45338760).

Almost surely, 2^321401113 is an apocalyptic number.

It is an amenable number.

321401113 is a deficient number, since it is larger than the sum of its proper divisors (41308967).

321401113 is a wasteful number, since it uses less digits than its factorization.

321401113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007567.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 321401113 is about 17927.6633446749. The cubic root of 321401113 is about 684.9872041938.

Adding to 321401113 its reverse (311104123), we get a palindrome (632505236).

The spelling of 321401113 in words is "three hundred twenty-one million, four hundred one thousand, one hundred thirteen".