201423353 has 4 divisors (see below), whose sum is σ = 201738228. Its totient is φ = 201108480.

The previous prime is 201423331. The next prime is 201423359. The reversal of 201423353 is 353324102.

201423353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 138109504 + 63313849 = 11752^2 + 7957^2 .

It is a cyclic number.

It is not a de Polignac number, because 201423353 - 2⁸ = 201423097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201423359) 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, 156476 + ... + 157757.

It is an arithmetic number, because the mean of its divisors is an integer number (50434557).

Almost surely, 2^201423353 is an apocalyptic number.

It is an amenable number.

201423353 is a deficient number, since it is larger than the sum of its proper divisors (314875).

201423353 is an equidigital number, since it uses as much as digits as its factorization.

201423353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314874.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 201423353 is about 14192.3695343660. The cubic root of 201423353 is about 586.1875726962.

Adding to 201423353 its reverse (353324102), we get a palindrome (554747455).

The spelling of 201423353 in words is "two hundred one million, four hundred twenty-three thousand, three hundred fifty-three".