133304539 has 2 divisors, whose sum is σ = 133304540. Its totient is φ = 133304538.

The previous prime is 133304519. The next prime is 133304543. The reversal of 133304539 is 935403331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133304539 - 2⁷ = 133304411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133304539.

It is not a weakly prime, because it can be changed into another prime (133304519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66652269 + 66652270.

It is an arithmetic number, because the mean of its divisors is an integer number (66652270).

Almost surely, 2^133304539 is an apocalyptic number.

133304539 is a deficient number, since it is larger than the sum of its proper divisors (1).

133304539 is an equidigital number, since it uses as much as digits as its factorization.

133304539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 31.

The square root of 133304539 is about 11545.7584852620. The cubic root of 133304539 is about 510.8361766660.

The spelling of 133304539 in words is "one hundred thirty-three million, three hundred four thousand, five hundred thirty-nine".