163552601 has 2 divisors, whose sum is σ = 163552602. Its totient is φ = 163552600.

The previous prime is 163552537. The next prime is 163552657. The reversal of 163552601 is 106255361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147744025 + 15808576 = 12155^2 + 3976^2 .

It is an emirp because it is prime and its reverse (106255361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163552601 - 2⁶ = 163552537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163572601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81776300 + 81776301.

It is an arithmetic number, because the mean of its divisors is an integer number (81776301).

Almost surely, 2^163552601 is an apocalyptic number.

It is an amenable number.

163552601 is a deficient number, since it is larger than the sum of its proper divisors (1).

163552601 is an equidigital number, since it uses as much as digits as its factorization.

163552601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 163552601 is about 12788.7685490042. The cubic root of 163552601 is about 546.8721642563.

The spelling of 163552601 in words is "one hundred sixty-three million, five hundred fifty-two thousand, six hundred one".