66601114 has 4 divisors (see below), whose sum is σ = 99901674. Its totient is φ = 33300556.

The previous prime is 66601111. The next prime is 66601133. The reversal of 66601114 is 41110666.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59552089 + 7049025 = 7717^2 + 2655^2 .

It is not an unprimeable number, because it can be changed into a prime (66601111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16650277 + ... + 16650280.

Almost surely, 2^66601114 is an apocalyptic number.

66601114 is a deficient number, since it is larger than the sum of its proper divisors (33300560).

66601114 is a wasteful number, since it uses less digits than its factorization.

66601114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33300559.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 66601114 is about 8160.9505573799. The cubic root of 66601114 is about 405.3471879342.

The spelling of 66601114 in words is "sixty-six million, six hundred one thousand, one hundred fourteen".