135817210 has 16 divisors (see below), whose sum is σ = 244647936. Its totient is φ = 54287568.

The previous prime is 135817193. The next prime is 135817243. The reversal of 135817210 is 12718531.

135817210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12547 + ... + 20713.

It is an arithmetic number, because the mean of its divisors is an integer number (15290496).

Almost surely, 2^135817210 is an apocalyptic number.

135817210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135817210 is a deficient number, since it is larger than the sum of its proper divisors (108830726).

135817210 is a wasteful number, since it uses less digits than its factorization.

135817210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9837.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 135817210 is about 11654.0640979874. The cubic root of 135817210 is about 514.0258204413.

The spelling of 135817210 in words is "one hundred thirty-five million, eight hundred seventeen thousand, two hundred ten".