133403201 has 2 divisors, whose sum is σ = 133403202. Its totient is φ = 133403200.

The previous prime is 133403183. The next prime is 133403251. The reversal of 133403201 is 102304331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132802576 + 600625 = 11524^2 + 775^2 .

It is an emirp because it is prime and its reverse (102304331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133403201 - 2¹⁰ = 133402177 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133403201.

It is not a weakly prime, because it can be changed into another prime (133403251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66701600 + 66701601.

It is an arithmetic number, because the mean of its divisors is an integer number (66701601).

Almost surely, 2^133403201 is an apocalyptic number.

It is an amenable number.

133403201 is a deficient number, since it is larger than the sum of its proper divisors (1).

133403201 is an equidigital number, since it uses as much as digits as its factorization.

133403201 is an evil number, because the sum of its binary digits is even.

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

The square root of 133403201 is about 11550.0303462805. The cubic root of 133403201 is about 510.9621731005.

Adding to 133403201 its reverse (102304331), we get a palindrome (235707532).

The spelling of 133403201 in words is "one hundred thirty-three million, four hundred three thousand, two hundred one".