201066047 has 32 divisors (see below), whose sum is σ = 257789952. Its totient is φ = 152590464.

The previous prime is 201066043. The next prime is 201066067. The reversal of 201066047 is 740660102.

It is not a de Polignac number, because 201066047 - 2² = 201066043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201066043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226238 + ... + 227124.

It is an arithmetic number, because the mean of its divisors is an integer number (8055936).

Almost surely, 2^201066047 is an apocalyptic number.

201066047 is a deficient number, since it is larger than the sum of its proper divisors (56723905).

201066047 is a wasteful number, since it uses less digits than its factorization.

201066047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 201066047 is about 14179.7759855366. The cubic root of 201066047 is about 585.8407537481.

The spelling of 201066047 in words is "two hundred one million, sixty-six thousand, forty-seven".