135091199 has 2 divisors, whose sum is σ = 135091200. Its totient is φ = 135091198.

The previous prime is 135091189. The next prime is 135091241. The reversal of 135091199 is 991190531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135091199 - 2⁴ = 135091183 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 (135091109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67545599 + 67545600.

It is an arithmetic number, because the mean of its divisors is an integer number (67545600).

Almost surely, 2^135091199 is an apocalyptic number.

135091199 is a deficient number, since it is larger than the sum of its proper divisors (1).

135091199 is an equidigital number, since it uses as much as digits as its factorization.

135091199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10935, while the sum is 38.

The square root of 135091199 is about 11622.8739561263. The cubic root of 135091199 is about 513.1082751087.

The spelling of 135091199 in words is "one hundred thirty-five million, ninety-one thousand, one hundred ninety-nine".