135134340 has 48 divisors (see below), whose sum is σ = 412776000. Its totient is φ = 32759680.

The previous prime is 135134303. The next prime is 135134347. The reversal of 135134340 is 43431531.

It is a happy number.

It is a super-2 number, since 2×135134340² = 36522579694471200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135134340.

It is not an unprimeable number, because it can be changed into a prime (135134347) 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, 101715 + ... + 103034.

It is an arithmetic number, because the mean of its divisors is an integer number (8599500).

Almost surely, 2^135134340 is an apocalyptic number.

135134340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135134340 is an abundant number, since it is smaller than the sum of its proper divisors (277641660).

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

135134340 is a wasteful number, since it uses less digits than its factorization.

135134340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204772 (or 204770 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 135134340 is about 11624.7296742763. The cubic root of 135134340 is about 513.1628891974.

Adding to 135134340 its reverse (43431531), we get a palindrome (178565871).

The spelling of 135134340 in words is "one hundred thirty-five million, one hundred thirty-four thousand, three hundred forty".