135908214 has 16 divisors (see below), whose sum is σ = 292725552. Its totient is φ = 41817888.

The previous prime is 135908209. The next prime is 135908221. The reversal of 135908214 is 412809531.

135908214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 871129 + ... + 871284.

It is an arithmetic number, because the mean of its divisors is an integer number (18295347).

Almost surely, 2^135908214 is an apocalyptic number.

135908214 is an abundant number, since it is smaller than the sum of its proper divisors (156817338).

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

135908214 is a wasteful number, since it uses less digits than its factorization.

135908214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742431.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 135908214 is about 11657.9678332032. The cubic root of 135908214 is about 514.1406020701.

The spelling of 135908214 in words is "one hundred thirty-five million, nine hundred eight thousand, two hundred fourteen".