115666134 has 16 divisors (see below), whose sum is σ = 231449088. Its totient is φ = 38535912.

The previous prime is 115666121. The next prime is 115666141. The reversal of 115666134 is 431666511.

It is a junction number, because it is equal to n+sod(n) for n = 115666095 and 115666104.

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, 13119 + ... + 20085.

It is an arithmetic number, because the mean of its divisors is an integer number (14465568).

Almost surely, 2^115666134 is an apocalyptic number.

115666134 is an abundant number, since it is smaller than the sum of its proper divisors (115782954).

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

115666134 is a wasteful number, since it uses less digits than its factorization.

115666134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9739.

The product of its digits is 12960, while the sum is 33.

The square root of 115666134 is about 10754.8191058706. The cubic root of 115666134 is about 487.2315545067.

The spelling of 115666134 in words is "one hundred fifteen million, six hundred sixty-six thousand, one hundred thirty-four".