135511093 has 4 divisors (see below), whose sum is σ = 135731340. Its totient is φ = 135290848.

The previous prime is 135511091. The next prime is 135511127. The reversal of 135511093 is 390115531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17288964 + 118222129 = 4158^2 + 10873^2 .

It is a cyclic number.

It is not a de Polignac number, because 135511093 - 2¹ = 135511091 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 (135511091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109198 + ... + 110431.

It is an arithmetic number, because the mean of its divisors is an integer number (33932835).

Almost surely, 2^135511093 is an apocalyptic number.

It is an amenable number.

135511093 is a deficient number, since it is larger than the sum of its proper divisors (220247).

135511093 is an equidigital number, since it uses as much as digits as its factorization.

135511093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220246.

The product of its (nonzero) digits is 2025, while the sum is 28.

The square root of 135511093 is about 11640.9232022207. The cubic root of 135511093 is about 513.6393441168.

The spelling of 135511093 in words is "one hundred thirty-five million, five hundred eleven thousand, ninety-three".