133041313 has 2 divisors, whose sum is σ = 133041314. Its totient is φ = 133041312.

The previous prime is 133041301. The next prime is 133041319. The reversal of 133041313 is 313140331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132987024 + 54289 = 11532^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 133041313 - 2¹⁷ = 132910241 is a prime.

It is not a weakly prime, because it can be changed into another prime (133041319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66520656 + 66520657.

It is an arithmetic number, because the mean of its divisors is an integer number (66520657).

Almost surely, 2^133041313 is an apocalyptic number.

It is an amenable number.

133041313 is a deficient number, since it is larger than the sum of its proper divisors (1).

133041313 is an equidigital number, since it uses as much as digits as its factorization.

133041313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 133041313 is about 11534.3536013077. The cubic root of 133041313 is about 510.4997190887.

Adding to 133041313 its reverse (313140331), we get a palindrome (446181644).

The spelling of 133041313 in words is "one hundred thirty-three million, forty-one thousand, three hundred thirteen".