201334885 has 4 divisors (see below), whose sum is σ = 241601868. Its totient is φ = 161067904.

The previous prime is 201334883. The next prime is 201334951. The reversal of 201334885 is 588433102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 588433102 = 2 ⋅294216551.

It can be written as a sum of positive squares in 2 ways, for example, as 60746436 + 140588449 = 7794^2 + 11857^2 .

It is a cyclic number.

It is not a de Polignac number, because 201334885 - 2¹ = 201334883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201334885.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201334883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20133484 + ... + 20133493.

It is an arithmetic number, because the mean of its divisors is an integer number (60400467).

Almost surely, 2^201334885 is an apocalyptic number.

It is an amenable number.

201334885 is a deficient number, since it is larger than the sum of its proper divisors (40266983).

201334885 is an equidigital number, since it uses as much as digits as its factorization.

201334885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40266982.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 201334885 is about 14189.2524468345. The cubic root of 201334885 is about 586.1017394903.

Adding to 201334885 its reverse (588433102), we get a palindrome (789767987).

The spelling of 201334885 in words is "two hundred one million, three hundred thirty-four thousand, eight hundred eighty-five".