135088340 has 24 divisors (see below), whose sum is σ = 289723392. Its totient is φ = 52885280.

The previous prime is 135088333. The next prime is 135088367. The reversal of 135088340 is 43880531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 135088297 and 135088306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70916 + ... + 72795.

It is an arithmetic number, because the mean of its divisors is an integer number (12071808).

Almost surely, 2^135088340 is an apocalyptic number.

135088340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135088340 is an abundant number, since it is smaller than the sum of its proper divisors (154635052).

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

135088340 is a wasteful number, since it uses less digits than its factorization.

135088340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143767 (or 143765 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 135088340 is about 11622.7509652405. The cubic root of 135088340 is about 513.1046553641.

The spelling of 135088340 in words is "one hundred thirty-five million, eighty-eight thousand, three hundred forty".