133245201 has 8 divisors (see below), whose sum is σ = 188110944. Its totient is φ = 83604800.

The previous prime is 133245199. The next prime is 133245239. The reversal of 133245201 is 102542331.

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 133245201 - 2¹ = 133245199 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133245001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306275 + ... + 1306376.

It is an arithmetic number, because the mean of its divisors is an integer number (23513868).

Almost surely, 2^133245201 is an apocalyptic number.

It is an amenable number.

133245201 is a deficient number, since it is larger than the sum of its proper divisors (54865743).

133245201 is a wasteful number, since it uses less digits than its factorization.

133245201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612671.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 133245201 is about 11543.1885109791. The cubic root of 133245201 is about 510.7603690554.

Adding to 133245201 its reverse (102542331), we get a palindrome (235787532).

The spelling of 133245201 in words is "one hundred thirty-three million, two hundred forty-five thousand, two hundred one".