133000079 has 2 divisors, whose sum is σ = 133000080. Its totient is φ = 133000078.

The previous prime is 133000051. The next prime is 133000081. The reversal of 133000079 is 970000331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133000079 is a prime.

Together with 133000081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66500039 + 66500040.

It is an arithmetic number, because the mean of its divisors is an integer number (66500040).

Almost surely, 2^133000079 is an apocalyptic number.

133000079 is a deficient number, since it is larger than the sum of its proper divisors (1).

133000079 is an equidigital number, since it uses as much as digits as its factorization.

133000079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 133000079 is about 11532.5660197547. The cubic root of 133000079 is about 510.4469732660.

The spelling of 133000079 in words is "one hundred thirty-three million, seventy-nine", and thus it is an aban number.