4066953187 has 4 divisors (see below), whose sum is σ = 4436676216. Its totient is φ = 3697230160.

The previous prime is 4066953103. The next prime is 4066953199. The reversal of 4066953187 is 7813596604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4066953187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4066953187.

It is not an unprimeable number, because it can be changed into a prime (4066953487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184861498 + ... + 184861519.

It is an arithmetic number, because the mean of its divisors is an integer number (1109169054).

Almost surely, 2^4066953187 is an apocalyptic number.

4066953187 is a deficient number, since it is larger than the sum of its proper divisors (369723029).

4066953187 is a wasteful number, since it uses less digits than its factorization.

4066953187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369723028.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 4066953187 is about 63772.6680247894. The cubic root of 4066953187 is about 1596.2088871500.

The spelling of 4066953187 in words is "four billion, sixty-six million, nine hundred fifty-three thousand, one hundred eighty-seven".