163528601 has 2 divisors, whose sum is σ = 163528602. Its totient is φ = 163528600.

The previous prime is 163528591. The next prime is 163528633. The reversal of 163528601 is 106825361.

It is a happy number.

It is an a-pointer prime, because the next prime (163528633) can be obtained adding 163528601 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135955600 + 27573001 = 11660^2 + 5251^2 .

It is an emirp because it is prime and its reverse (106825361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163528601 - 2⁶ = 163528537 is a prime.

It is not a weakly prime, because it can be changed into another prime (163528681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81764300 + 81764301.

It is an arithmetic number, because the mean of its divisors is an integer number (81764301).

Almost surely, 2^163528601 is an apocalyptic number.

It is an amenable number.

163528601 is a deficient number, since it is larger than the sum of its proper divisors (1).

163528601 is an equidigital number, since it uses as much as digits as its factorization.

163528601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 163528601 is about 12787.8301912404. The cubic root of 163528601 is about 546.8454132826.

The spelling of 163528601 in words is "one hundred sixty-three million, five hundred twenty-eight thousand, six hundred one".