133323679 has 2 divisors, whose sum is σ = 133323680. Its totient is φ = 133323678.

The previous prime is 133323667. The next prime is 133323713. The reversal of 133323679 is 976323331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133323679 - 2⁹ = 133323167 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133320679) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66661839 + 66661840.

It is an arithmetic number, because the mean of its divisors is an integer number (66661840).

Almost surely, 2^133323679 is an apocalyptic number.

133323679 is a deficient number, since it is larger than the sum of its proper divisors (1).

133323679 is an equidigital number, since it uses as much as digits as its factorization.

133323679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 37.

The square root of 133323679 is about 11546.5873313287. The cubic root of 133323679 is about 510.8606242869.

The spelling of 133323679 in words is "one hundred thirty-three million, three hundred twenty-three thousand, six hundred seventy-nine".