201244559 has 2 divisors, whose sum is σ = 201244560. Its totient is φ = 201244558.

The previous prime is 201244507. The next prime is 201244567. The reversal of 201244559 is 955442102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201244559 - 2¹⁶ = 201179023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201244579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100622279 + 100622280.

It is an arithmetic number, because the mean of its divisors is an integer number (100622280).

Almost surely, 2^201244559 is an apocalyptic number.

201244559 is a deficient number, since it is larger than the sum of its proper divisors (1).

201244559 is an equidigital number, since it uses as much as digits as its factorization.

201244559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 201244559 is about 14186.0691877630. The cubic root of 201244559 is about 586.0140776747.

The spelling of 201244559 in words is "two hundred one million, two hundred forty-four thousand, five hundred fifty-nine".