201403321 has 8 divisors (see below), whose sum is σ = 236396480. Its totient is φ = 167965488.

The previous prime is 201403309. The next prime is 201403337. The reversal of 201403321 is 123304102.

It is a happy number.

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 201403321 - 2¹⁵ = 201370553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201403295 and 201403304.

It is not an unprimeable number, because it can be changed into a prime (201103321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388551 + ... + 389068.

It is an arithmetic number, because the mean of its divisors is an integer number (29549560).

Almost surely, 2^201403321 is an apocalyptic number.

It is an amenable number.

201403321 is a deficient number, since it is larger than the sum of its proper divisors (34993159).

201403321 is an equidigital number, since it uses as much as digits as its factorization.

201403321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777663.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201403321 is about 14191.6637854763. The cubic root of 201403321 is about 586.1681394998.

Adding to 201403321 its reverse (123304102), we get a palindrome (324707423).

The spelling of 201403321 in words is "two hundred one million, four hundred three thousand, three hundred twenty-one".