201755713 has 4 divisors (see below), whose sum is σ = 201785428. Its totient is φ = 201726000.

The previous prime is 201755689. The next prime is 201755717. The reversal of 201755713 is 317557102.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 138839089 + 62916624 = 11783^2 + 7932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201755713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201755717) 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, 895 + ... + 20107.

It is an arithmetic number, because the mean of its divisors is an integer number (50446357).

Almost surely, 2^201755713 is an apocalyptic number.

It is an amenable number.

201755713 is a deficient number, since it is larger than the sum of its proper divisors (29715).

201755713 is a wasteful number, since it uses less digits than its factorization.

201755713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29714.

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 201755713 is about 14204.0738170428. The cubic root of 201755713 is about 586.5098098140.

The spelling of 201755713 in words is "two hundred one million, seven hundred fifty-five thousand, seven hundred thirteen".