133814717 has 2 divisors, whose sum is σ = 133814718. Its totient is φ = 133814716.

The previous prime is 133814689. The next prime is 133814741. The reversal of 133814717 is 717418331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124970041 + 8844676 = 11179^2 + 2974^2 .

It is a cyclic number.

It is not a de Polignac number, because 133814717 - 2¹⁴ = 133798333 is a prime.

It is a Chen prime.

It is equal to p_7582058 and since 133814717 and 7582058 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133814117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66907358 + 66907359.

It is an arithmetic number, because the mean of its divisors is an integer number (66907359).

Almost surely, 2^133814717 is an apocalyptic number.

It is an amenable number.

133814717 is a deficient number, since it is larger than the sum of its proper divisors (1).

133814717 is an equidigital number, since it uses as much as digits as its factorization.

133814717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 35.

The square root of 133814717 is about 11567.8311277439. The cubic root of 133814717 is about 511.4870312457.

The spelling of 133814717 in words is "one hundred thirty-three million, eight hundred fourteen thousand, seven hundred seventeen".