135518799 has 8 divisors (see below), whose sum is σ = 194591152. Its totient is φ = 83396160.

The previous prime is 135518791. The next prime is 135518807. The reversal of 135518799 is 997815531.

135518799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135518791) and next prime (135518807).

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

It is not a de Polignac number, because 135518799 - 2³ = 135518791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135518791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737382 + ... + 1737459.

It is an arithmetic number, because the mean of its divisors is an integer number (24323894).

Almost surely, 2^135518799 is an apocalyptic number.

135518799 is a deficient number, since it is larger than the sum of its proper divisors (59072353).

135518799 is a wasteful number, since it uses less digits than its factorization.

135518799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474857.

The product of its digits is 340200, while the sum is 48.

The square root of 135518799 is about 11641.2541850094. The cubic root of 135518799 is about 513.6490801703.

The spelling of 135518799 in words is "one hundred thirty-five million, five hundred eighteen thousand, seven hundred ninety-nine".