201664703 has 8 divisors (see below), whose sum is σ = 209041536. Its totient is φ = 194342400.

The previous prime is 201664699. The next prime is 201664717. The reversal of 201664703 is 307466102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201664703 - 2² = 201664699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201664003) 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 7 ways as a sum of consecutive naturals, for example, 6026 + ... + 20967.

It is an arithmetic number, because the mean of its divisors is an integer number (26130192).

Almost surely, 2^201664703 is an apocalyptic number.

201664703 is a deficient number, since it is larger than the sum of its proper divisors (7376833).

201664703 is a wasteful number, since it uses less digits than its factorization.

201664703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27265.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 201664703 is about 14200.8697973047. The cubic root of 201664703 is about 586.4216069652.

The spelling of 201664703 in words is "two hundred one million, six hundred sixty-four thousand, seven hundred three".