66141267 has 16 divisors (see below), whose sum is σ = 92167680. Its totient is φ = 42148512.

The previous prime is 66141253. The next prime is 66141277. The reversal of 66141267 is 76214166.

It is not a de Polignac number, because 66141267 - 2¹⁹ = 65616979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66141227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609 + ... + 11517.

It is an arithmetic number, because the mean of its divisors is an integer number (5760480).

Almost surely, 2^66141267 is an apocalyptic number.

66141267 is a deficient number, since it is larger than the sum of its proper divisors (26026413).

66141267 is a wasteful number, since it uses less digits than its factorization.

66141267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11002.

The product of its digits is 12096, while the sum is 33.

The square root of 66141267 is about 8132.7281400524. The cubic root of 66141267 is about 404.4121268209.

The spelling of 66141267 in words is "sixty-six million, one hundred forty-one thousand, two hundred sixty-seven".