201799317 has 8 divisors (see below), whose sum is σ = 271184896. Its totient is φ = 133473312.

The previous prime is 201799291. The next prime is 201799319. The reversal of 201799317 is 713997102.

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

It is not a de Polignac number, because 201799317 - 2⁷ = 201799189 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 (201799319) 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, 264448 + ... + 265209.

It is an arithmetic number, because the mean of its divisors is an integer number (33898112).

Almost surely, 2^201799317 is an apocalyptic number.

It is an amenable number.

201799317 is a deficient number, since it is larger than the sum of its proper divisors (69385579).

201799317 is a wasteful number, since it uses less digits than its factorization.

201799317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529787.

The product of its (nonzero) digits is 23814, while the sum is 39.

The square root of 201799317 is about 14205.6086458835. The cubic root of 201799317 is about 586.5520594752.

The spelling of 201799317 in words is "two hundred one million, seven hundred ninety-nine thousand, three hundred seventeen".