133325201 has 2 divisors, whose sum is σ = 133325202. Its totient is φ = 133325200.

The previous prime is 133325189. The next prime is 133325221. The reversal of 133325201 is 102523331.

It is an a-pointer prime, because the next prime (133325221) can be obtained adding 133325201 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67634176 + 65691025 = 8224^2 + 8105^2 .

It is a cyclic number.

It is not a de Polignac number, because 133325201 - 2¹⁸ = 133063057 is a prime.

It is not a weakly prime, because it can be changed into another prime (133325221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66662600 + 66662601.

It is an arithmetic number, because the mean of its divisors is an integer number (66662601).

Almost surely, 2^133325201 is an apocalyptic number.

It is an amenable number.

133325201 is a deficient number, since it is larger than the sum of its proper divisors (1).

133325201 is an equidigital number, since it uses as much as digits as its factorization.

133325201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 133325201 is about 11546.6532380599. The cubic root of 133325201 is about 510.8625682450.

Adding to 133325201 its reverse (102523331), we get a palindrome (235848532).

The spelling of 133325201 in words is "one hundred thirty-three million, three hundred twenty-five thousand, two hundred one".