135398418 has 8 divisors (see below), whose sum is σ = 270796848. Its totient is φ = 45132804.

The previous prime is 135398413. The next prime is 135398531. The reversal of 135398418 is 814893531.

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

135398418 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 135398418.

It is not an unprimeable number, because it can be changed into a prime (135398413) 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, 11283196 + ... + 11283207.

It is an arithmetic number, because the mean of its divisors is an integer number (33849606).

Almost surely, 2^135398418 is an apocalyptic number.

135398418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135398418 is a wasteful number, since it uses less digits than its factorization.

135398418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22566408.

The product of its digits is 103680, while the sum is 42.

The square root of 135398418 is about 11636.0825882253. The cubic root of 135398418 is about 513.4969440626.

The spelling of 135398418 in words is "one hundred thirty-five million, three hundred ninety-eight thousand, four hundred eighteen".