135190569 has 4 divisors (see below), whose sum is σ = 180254096. Its totient is φ = 90127044.

The previous prime is 135190537. The next prime is 135190591. The reversal of 135190569 is 965091531.

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, and also an emirpimes, since its reverse is a distinct semiprime: 965091531 = 3 ⋅321697177.

It is not a de Polignac number, because 135190569 - 2⁵ = 135190537 is a prime.

It is a super-2 number, since 2×135190569² = 36552979893087522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135190519) 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, 22531759 + ... + 22531764.

It is an arithmetic number, because the mean of its divisors is an integer number (45063524).

Almost surely, 2^135190569 is an apocalyptic number.

It is an amenable number.

135190569 is a deficient number, since it is larger than the sum of its proper divisors (45063527).

135190569 is an equidigital number, since it uses as much as digits as its factorization.

135190569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45063526.

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 135190569 is about 11627.1479305976. The cubic root of 135190569 is about 513.2340545156.

The spelling of 135190569 in words is "one hundred thirty-five million, one hundred ninety thousand, five hundred sixty-nine".