135613393 has 8 divisors (see below), whose sum is σ = 143712000. Its totient is φ = 127610928.

The previous prime is 135613381. The next prime is 135613409. The reversal of 135613393 is 393316531.

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 135613393 - 2²⁵ = 102058961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135613333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21121 + ... + 26782.

It is an arithmetic number, because the mean of its divisors is an integer number (17964000).

Almost surely, 2^135613393 is an apocalyptic number.

It is an amenable number.

135613393 is a deficient number, since it is larger than the sum of its proper divisors (8098607).

135613393 is a wasteful number, since it uses less digits than its factorization.

135613393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48071.

The product of its digits is 21870, while the sum is 34.

The square root of 135613393 is about 11645.3163546552. The cubic root of 135613393 is about 513.7685637666.

The spelling of 135613393 in words is "one hundred thirty-five million, six hundred thirteen thousand, three hundred ninety-three".