163625053 has 2 divisors, whose sum is σ = 163625054. Its totient is φ = 163625052.

The previous prime is 163625041. The next prime is 163625057. The reversal of 163625053 is 350526361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112402404 + 51222649 = 10602^2 + 7157^2 .

It is a cyclic number.

It is not a de Polignac number, because 163625053 - 2¹³ = 163616861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163625057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81812526 + 81812527.

It is an arithmetic number, because the mean of its divisors is an integer number (81812527).

Almost surely, 2^163625053 is an apocalyptic number.

It is an amenable number.

163625053 is a deficient number, since it is larger than the sum of its proper divisors (1).

163625053 is an equidigital number, since it uses as much as digits as its factorization.

163625053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 163625053 is about 12791.6008771381. The cubic root of 163625053 is about 546.9529051159.

The spelling of 163625053 in words is "one hundred sixty-three million, six hundred twenty-five thousand, fifty-three".