201313403 has 8 divisors (see below), whose sum is σ = 206569440. Its totient is φ = 196073920.

The previous prime is 201313381. The next prime is 201313421. The reversal of 201313403 is 304313102.

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 201313403 - 2⁶ = 201313339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201313423) 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, 22733 + ... + 30321.

It is an arithmetic number, because the mean of its divisors is an integer number (25821180).

Almost surely, 2^201313403 is an apocalyptic number.

201313403 is a deficient number, since it is larger than the sum of its proper divisors (5256037).

201313403 is an equidigital number, since it uses as much as digits as its factorization.

201313403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8277.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 201313403 is about 14188.4954452542. The cubic root of 201313403 is about 586.0808934831.

Adding to 201313403 its reverse (304313102), we get a palindrome (505626505).

The spelling of 201313403 in words is "two hundred one million, three hundred thirteen thousand, four hundred three".