133050601 has 2 divisors, whose sum is σ = 133050602. Its totient is φ = 133050600.

The previous prime is 133050581. The next prime is 133050611. The reversal of 133050601 is 106050331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116640000 + 16410601 = 10800^2 + 4051^2 .

It is an emirp because it is prime and its reverse (106050331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133050601 - 2⁷ = 133050473 is a prime.

It is a super-2 number, since 2×133050601² = 35404924852922402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133050611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66525300 + 66525301.

It is an arithmetic number, because the mean of its divisors is an integer number (66525301).

Almost surely, 2^133050601 is an apocalyptic number.

It is an amenable number.

133050601 is a deficient number, since it is larger than the sum of its proper divisors (1).

133050601 is an equidigital number, since it uses as much as digits as its factorization.

133050601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 133050601 is about 11534.7562176233. The cubic root of 133050601 is about 510.5115986343.

Subtracting from 133050601 its product of nonzero digits (270), we obtain a palindrome (133050331).

It can be divided in two parts, 13305060 and 1, that added together give a triangular number (13305061 = T₅₁₅₈).

The spelling of 133050601 in words is "one hundred thirty-three million, fifty thousand, six hundred one".