135113219 has 2 divisors, whose sum is σ = 135113220. Its totient is φ = 135113218.

The previous prime is 135113189. The next prime is 135113227. The reversal of 135113219 is 912311531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135113219 - 2⁸ = 135112963 is a prime.

It is a super-2 number, since 2×135113219² = 36511163897083922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135113249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67556609 + 67556610.

It is an arithmetic number, because the mean of its divisors is an integer number (67556610).

Almost surely, 2^135113219 is an apocalyptic number.

135113219 is a deficient number, since it is larger than the sum of its proper divisors (1).

135113219 is an equidigital number, since it uses as much as digits as its factorization.

135113219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810, while the sum is 26.

The square root of 135113219 is about 11623.8211875441. The cubic root of 135113219 is about 513.1361526474.

The spelling of 135113219 in words is "one hundred thirty-five million, one hundred thirteen thousand, two hundred nineteen".