135744511 has 8 divisors (see below), whose sum is σ = 155229824. Its totient is φ = 116282520.

The previous prime is 135744487. The next prime is 135744523. The reversal of 135744511 is 115447531.

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

It is a cyclic number.

It is not a de Polignac number, because 135744511 - 2⁷ = 135744383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135741511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9256 + ... + 18898.

It is an arithmetic number, because the mean of its divisors is an integer number (19403728).

Almost surely, 2^135744511 is an apocalyptic number.

135744511 is a deficient number, since it is larger than the sum of its proper divisors (19485313).

135744511 is an equidigital number, since it uses as much as digits as its factorization.

135744511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11661.

The product of its digits is 8400, while the sum is 31.

The square root of 135744511 is about 11650.9446398135. The cubic root of 135744511 is about 513.9340897182.

The spelling of 135744511 in words is "one hundred thirty-five million, seven hundred forty-four thousand, five hundred eleven".