135605119 has 8 divisors (see below), whose sum is σ = 148216880. Its totient is φ = 123304896.

The previous prime is 135605027. The next prime is 135605123. The reversal of 135605119 is 911506531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135605119 - 2⁷ = 135604991 is a prime.

It is a super-2 number, since 2×135605119² = 36777496598008322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135605149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76974 + ... + 78715.

It is an arithmetic number, because the mean of its divisors is an integer number (18527110).

Almost surely, 2^135605119 is an apocalyptic number.

135605119 is a deficient number, since it is larger than the sum of its proper divisors (12611761).

135605119 is a wasteful number, since it uses less digits than its factorization.

135605119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155769.

The product of its (nonzero) digits is 4050, while the sum is 31.

The square root of 135605119 is about 11644.9610991192. The cubic root of 135605119 is about 513.7581149276.

The spelling of 135605119 in words is "one hundred thirty-five million, six hundred five thousand, one hundred nineteen".