134666718 has 48 divisors (see below), whose sum is σ = 288218880. Its totient is φ = 41934672.

The previous prime is 134666689. The next prime is 134666723. The reversal of 134666718 is 817666431.

134666718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 134666718.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170721 + ... + 171507.

It is an arithmetic number, because the mean of its divisors is an integer number (6004560).

Almost surely, 2^134666718 is an apocalyptic number.

134666718 is an abundant number, since it is smaller than the sum of its proper divisors (153552162).

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

134666718 is a wasteful number, since it uses less digits than its factorization.

134666718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 890 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 134666718 is about 11604.5990021198. The cubic root of 134666718 is about 512.5702848678.

The spelling of 134666718 in words is "one hundred thirty-four million, six hundred sixty-six thousand, seven hundred eighteen".