135250212 has 48 divisors (see below), whose sum is σ = 333527040. Its totient is φ = 42570528.

The previous prime is 135250201. The next prime is 135250261. The reversal of 135250212 is 212052531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18703 + ... + 24905.

It is an arithmetic number, because the mean of its divisors is an integer number (6948480).

Almost surely, 2^135250212 is an apocalyptic number.

135250212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135250212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166763520).

135250212 is an abundant number, since it is smaller than the sum of its proper divisors (198276828).

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

135250212 is a wasteful number, since it uses less digits than its factorization.

135250212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6312 (or 6310 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 135250212 is about 11629.7124642013. The cubic root of 135250212 is about 513.3095191441.

The spelling of 135250212 in words is "one hundred thirty-five million, two hundred fifty thousand, two hundred twelve".