133401341 has 2 divisors, whose sum is σ = 133401342. Its totient is φ = 133401340.

The previous prime is 133401313. The next prime is 133401343. The reversal of 133401341 is 143104331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89378116 + 44023225 = 9454^2 + 6635^2 .

It is a cyclic number.

It is not a de Polignac number, because 133401341 - 2²² = 129207037 is a prime.

Together with 133401343, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133401343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66700670 + 66700671.

It is an arithmetic number, because the mean of its divisors is an integer number (66700671).

Almost surely, 2^133401341 is an apocalyptic number.

It is an amenable number.

133401341 is a deficient number, since it is larger than the sum of its proper divisors (1).

133401341 is an equidigital number, since it uses as much as digits as its factorization.

133401341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 133401341 is about 11549.9498267309. The cubic root of 133401341 is about 510.9597983597.

Adding to 133401341 its reverse (143104331), we get a palindrome (276505672).

The spelling of 133401341 in words is "one hundred thirty-three million, four hundred one thousand, three hundred forty-one".