135319369 has 4 divisors (see below), whose sum is σ = 136584144. Its totient is φ = 134054596.

The previous prime is 135319363. The next prime is 135319417. The reversal of 135319369 is 963913531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135319369 - 2³ = 135319361 is a prime.

It is a super-2 number, since 2×135319369² = 36622663253116322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135319361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632227 + ... + 632440.

It is an arithmetic number, because the mean of its divisors is an integer number (34146036).

Almost surely, 2^135319369 is an apocalyptic number.

It is an amenable number.

135319369 is a deficient number, since it is larger than the sum of its proper divisors (1264775).

135319369 is a wasteful number, since it uses less digits than its factorization.

135319369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264774.

The product of its digits is 65610, while the sum is 40.

The square root of 135319369 is about 11632.6853735498. The cubic root of 135319369 is about 513.3969938009.

The spelling of 135319369 in words is "one hundred thirty-five million, three hundred nineteen thousand, three hundred sixty-nine".