135754919 has 4 divisors (see below), whose sum is σ = 135840696. Its totient is φ = 135669144.

The previous prime is 135754873. The next prime is 135754939. The reversal of 135754919 is 919457531.

135754919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135754919 - 2²⁰ = 134706343 is a prime.

It is a super-2 number, since 2×135754919² = 36858796065393122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135754919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135754939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40469 + ... + 43694.

It is an arithmetic number, because the mean of its divisors is an integer number (33960174).

Almost surely, 2^135754919 is an apocalyptic number.

135754919 is a deficient number, since it is larger than the sum of its proper divisors (85777).

135754919 is an equidigital number, since it uses as much as digits as its factorization.

135754919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85776.

The product of its digits is 170100, while the sum is 44.

The square root of 135754919 is about 11651.3912903138. The cubic root of 135754919 is about 513.9472244158.

The spelling of 135754919 in words is "one hundred thirty-five million, seven hundred fifty-four thousand, nine hundred nineteen".