135198850 has 24 divisors (see below), whose sum is σ = 253705860. Its totient is φ = 53598720.

The previous prime is 135198829. The next prime is 135198857. The reversal of 135198850 is 58891531.

It can be written as a sum of positive squares in 6 ways, for example, as 21967969 + 113230881 = 4687^2 + 10641^2 .

It is not an unprimeable number, because it can be changed into a prime (135198857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6315 + ... + 17614.

Almost surely, 2^135198850 is an apocalyptic number.

135198850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135198850 is a deficient number, since it is larger than the sum of its proper divisors (118507010).

135198850 is a wasteful number, since it uses less digits than its factorization.

135198850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24054 (or 24049 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 40.

The square root of 135198850 is about 11627.5040313904. The cubic root of 135198850 is about 513.2445335612.

The spelling of 135198850 in words is "one hundred thirty-five million, one hundred ninety-eight thousand, eight hundred fifty".