135523534 has 8 divisors (see below), whose sum is σ = 203335128. Its totient is φ = 67745160.

The previous prime is 135523511. The next prime is 135523543. The reversal of 135523534 is 435325531.

135523534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 135523496 and 135523505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9724 + ... + 19120.

It is an arithmetic number, because the mean of its divisors is an integer number (25416891).

Almost surely, 2^135523534 is an apocalyptic number.

135523534 is a deficient number, since it is larger than the sum of its proper divisors (67811594).

135523534 is an equidigital number, since it uses as much as digits as its factorization.

135523534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16610.

The product of its digits is 27000, while the sum is 31.

The square root of 135523534 is about 11641.4575547910. The cubic root of 135523534 is about 513.6550623664.

The spelling of 135523534 in words is "one hundred thirty-five million, five hundred twenty-three thousand, five hundred thirty-four".