135304219 has 2 divisors, whose sum is σ = 135304220. Its totient is φ = 135304218.

The previous prime is 135304163. The next prime is 135304231. The reversal of 135304219 is 912403531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135304219 - 2²⁵ = 101749787 is a prime.

It is a super-2 number, since 2×135304219² = 36614463358399922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135304319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67652109 + 67652110.

It is an arithmetic number, because the mean of its divisors is an integer number (67652110).

Almost surely, 2^135304219 is an apocalyptic number.

135304219 is a deficient number, since it is larger than the sum of its proper divisors (1).

135304219 is an equidigital number, since it uses as much as digits as its factorization.

135304219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 135304219 is about 11632.0341729209. The cubic root of 135304219 is about 513.3778335609.

The spelling of 135304219 in words is "one hundred thirty-five million, three hundred four thousand, two hundred nineteen".