133682671 has 2 divisors, whose sum is σ = 133682672. Its totient is φ = 133682670.

The previous prime is 133682639. The next prime is 133682683. The reversal of 133682671 is 176286331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133682671 - 2⁵ = 133682639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133682671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133682771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66841335 + 66841336.

It is an arithmetic number, because the mean of its divisors is an integer number (66841336).

Almost surely, 2^133682671 is an apocalyptic number.

133682671 is a deficient number, since it is larger than the sum of its proper divisors (1).

133682671 is an equidigital number, since it uses as much as digits as its factorization.

133682671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 133682671 is about 11562.1222532890. The cubic root of 133682671 is about 511.3187337522.

The spelling of 133682671 in words is "one hundred thirty-three million, six hundred eighty-two thousand, six hundred seventy-one".