133331041 has 2 divisors, whose sum is σ = 133331042. Its totient is φ = 133331040.

The previous prime is 133330997. The next prime is 133331083. The reversal of 133331041 is 140133331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125350416 + 7980625 = 11196^2 + 2825^2 .

It is a cyclic number.

It is not a de Polignac number, because 133331041 - 2²¹ = 131233889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133331741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66665520 + 66665521.

It is an arithmetic number, because the mean of its divisors is an integer number (66665521).

Almost surely, 2^133331041 is an apocalyptic number.

It is an amenable number.

133331041 is a deficient number, since it is larger than the sum of its proper divisors (1).

133331041 is an equidigital number, since it uses as much as digits as its factorization.

133331041 is an odious number, because the sum of its binary digits is odd.

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

The square root of 133331041 is about 11546.9061224208. The cubic root of 133331041 is about 510.8700271845.

Adding to 133331041 its reverse (140133331), we get a palindrome (273464372).

The spelling of 133331041 in words is "one hundred thirty-three million, three hundred thirty-one thousand, forty-one".