135565536 has 24 divisors (see below), whose sum is σ = 355859784. Its totient is φ = 45188480.

The previous prime is 135565523. The next prime is 135565537. The reversal of 135565536 is 635565531.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 135565494 and 135565503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135565537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705975 + ... + 706166.

It is an arithmetic number, because the mean of its divisors is an integer number (14827491).

Almost surely, 2^135565536 is an apocalyptic number.

135565536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135565536 is an abundant number, since it is smaller than the sum of its proper divisors (220294248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135565536 is a wasteful number, since it uses less digits than its factorization.

135565536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412154 (or 1412146 counting only the distinct ones).

The product of its digits is 202500, while the sum is 39.

The square root of 135565536 is about 11643.2613987662. The cubic root of 135565536 is about 513.7081215679.

The spelling of 135565536 in words is "one hundred thirty-five million, five hundred sixty-five thousand, five hundred thirty-six".