133071017 has 2 divisors, whose sum is σ = 133071018. Its totient is φ = 133071016.

The previous prime is 133071007. The next prime is 133071023. The reversal of 133071017 is 710170331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107101801 + 25969216 = 10349^2 + 5096^2 .

It is a cyclic number.

It is not a de Polignac number, because 133071017 - 2⁸ = 133070761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133070983 and 133071001.

It is not a weakly prime, because it can be changed into another prime (133071007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66535508 + 66535509.

It is an arithmetic number, because the mean of its divisors is an integer number (66535509).

Almost surely, 2^133071017 is an apocalyptic number.

It is an amenable number.

133071017 is a deficient number, since it is larger than the sum of its proper divisors (1).

133071017 is an equidigital number, since it uses as much as digits as its factorization.

133071017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 441, while the sum is 23.

The square root of 133071017 is about 11535.6411612012. The cubic root of 133071017 is about 510.5377091809.

The spelling of 133071017 in words is "one hundred thirty-three million, seventy-one thousand, seventeen".