133386467 has 2 divisors, whose sum is σ = 133386468. Its totient is φ = 133386466.

The previous prime is 133386419. The next prime is 133386469. The reversal of 133386467 is 764683331.

It is a strong prime.

It is an emirp because it is prime and its reverse (764683331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133386467 - 2¹² = 133382371 is a prime.

Together with 133386469, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133386469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66693233 + 66693234.

It is an arithmetic number, because the mean of its divisors is an integer number (66693234).

Almost surely, 2^133386467 is an apocalyptic number.

133386467 is a deficient number, since it is larger than the sum of its proper divisors (1).

133386467 is an equidigital number, since it uses as much as digits as its factorization.

133386467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 41.

The square root of 133386467 is about 11549.3059098805. The cubic root of 133386467 is about 510.9408073000.

The spelling of 133386467 in words is "one hundred thirty-three million, three hundred eighty-six thousand, four hundred sixty-seven".