133706467 has 2 divisors, whose sum is σ = 133706468. Its totient is φ = 133706466.

The previous prime is 133706431. The next prime is 133706483. The reversal of 133706467 is 764607331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133706467 is a prime.

It is not a weakly prime, because it can be changed into another prime (133706407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66853233 + 66853234.

It is an arithmetic number, because the mean of its divisors is an integer number (66853234).

Almost surely, 2^133706467 is an apocalyptic number.

133706467 is a deficient number, since it is larger than the sum of its proper divisors (1).

133706467 is an equidigital number, since it uses as much as digits as its factorization.

133706467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 133706467 is about 11563.1512573347. The cubic root of 133706467 is about 511.3490708149.

The spelling of 133706467 in words is "one hundred thirty-three million, seven hundred six thousand, four hundred sixty-seven".