201652663 has 2 divisors, whose sum is σ = 201652664. Its totient is φ = 201652662.

The previous prime is 201652609. The next prime is 201652669. The reversal of 201652663 is 366256102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201652663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201652669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100826331 + 100826332.

It is an arithmetic number, because the mean of its divisors is an integer number (100826332).

Almost surely, 2^201652663 is an apocalyptic number.

201652663 is a deficient number, since it is larger than the sum of its proper divisors (1).

201652663 is an equidigital number, since it uses as much as digits as its factorization.

201652663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 201652663 is about 14200.4458732816. The cubic root of 201652663 is about 586.4099363447.

It can be divided in two parts, 201 and 652663, that added together give a square (652864 = 808²).

The spelling of 201652663 in words is "two hundred one million, six hundred fifty-two thousand, six hundred sixty-three".