134691966 has 24 divisors (see below), whose sum is σ = 292046040. Its totient is φ = 44864496.

The previous prime is 134691959. The next prime is 134691971. The reversal of 134691966 is 669196431.

134691966 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 11 ways as a sum of consecutive naturals, for example, 46900 + ... + 49688.

It is an arithmetic number, because the mean of its divisors is an integer number (12168585).

Almost surely, 2^134691966 is an apocalyptic number.

134691966 is an abundant number, since it is smaller than the sum of its proper divisors (157354074).

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

134691966 is a wasteful number, since it uses less digits than its factorization.

134691966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480 (or 5477 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 134691966 is about 11605.6867957049. The cubic root of 134691966 is about 512.6023159593.

The spelling of 134691966 in words is "one hundred thirty-four million, six hundred ninety-one thousand, nine hundred sixty-six".