66601134 has 24 divisors (see below), whose sum is σ = 144501240. Its totient is φ = 22169808.

The previous prime is 66601133. The next prime is 66601141. The reversal of 66601134 is 43110666.

66601134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66601134² = 8871422100171912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66601098 and 66601107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66601133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13677 + ... + 17895.

It is an arithmetic number, because the mean of its divisors is an integer number (6020885).

Almost surely, 2^66601134 is an apocalyptic number.

66601134 is an abundant number, since it is smaller than the sum of its proper divisors (77900106).

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

66601134 is a wasteful number, since it uses less digits than its factorization.

66601134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5104 (or 5101 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 66601134 is about 8160.9517827273. The cubic root of 66601134 is about 405.3472285088.

The spelling of 66601134 in words is "sixty-six million, six hundred one thousand, one hundred thirty-four".