135739165 has 8 divisors (see below), whose sum is σ = 162950328. Its totient is φ = 108549120.

The previous prime is 135739159. The next prime is 135739171. The reversal of 135739165 is 561937531.

It is a happy number.

135739165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135739159) and next prime (135739171).

It can be written as a sum of positive squares in 4 ways, for example, as 11148921 + 124590244 = 3339^2 + 11162^2 .

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

It is not a de Polignac number, because 135739165 - 2³ = 135739157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19149 + ... + 25261.

It is an arithmetic number, because the mean of its divisors is an integer number (20368791).

Almost surely, 2^135739165 is an apocalyptic number.

It is an amenable number.

135739165 is a deficient number, since it is larger than the sum of its proper divisors (27211163).

135739165 is an equidigital number, since it uses as much as digits as its factorization.

135739165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10559.

The product of its digits is 85050, while the sum is 40.

The square root of 135739165 is about 11650.7152140974. The cubic root of 135739165 is about 513.9273429071.

The spelling of 135739165 in words is "one hundred thirty-five million, seven hundred thirty-nine thousand, one hundred sixty-five".