135118998 has 24 divisors (see below), whose sum is σ = 334580688. Its totient is φ = 38605392.

The previous prime is 135118979. The next prime is 135119041. The reversal of 135118998 is 899811531.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 536061 + ... + 536312.

It is an arithmetic number, because the mean of its divisors is an integer number (13940862).

Almost surely, 2^135118998 is an apocalyptic number.

135118998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

135118998 is an abundant number, since it is smaller than the sum of its proper divisors (199461690).

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

135118998 is a wasteful number, since it uses less digits than its factorization.

135118998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072388 (or 1072385 counting only the distinct ones).

The product of its digits is 77760, while the sum is 45.

The square root of 135118998 is about 11624.0697692331. The cubic root of 135118998 is about 513.1434684170.

The spelling of 135118998 in words is "one hundred thirty-five million, one hundred eighteen thousand, nine hundred ninety-eight".