135826293 has 16 divisors (see below), whose sum is σ = 193374720. Its totient is φ = 84597744.

The previous prime is 135826291. The next prime is 135826309. The reversal of 135826293 is 392628531.

It is not a de Polignac number, because 135826293 - 2¹ = 135826291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135826291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19923 + ... + 25856.

It is an arithmetic number, because the mean of its divisors is an integer number (12085920).

Almost surely, 2^135826293 is an apocalyptic number.

It is an amenable number.

135826293 is a deficient number, since it is larger than the sum of its proper divisors (57548427).

135826293 is a wasteful number, since it uses less digits than its factorization.

135826293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45848.

The product of its digits is 77760, while the sum is 39.

The square root of 135826293 is about 11654.4537838545. The cubic root of 135826293 is about 514.0372789608.

The spelling of 135826293 in words is "one hundred thirty-five million, eight hundred twenty-six thousand, two hundred ninety-three".