163227503 has 2 divisors, whose sum is σ = 163227504. Its totient is φ = 163227502.

The previous prime is 163227497. The next prime is 163227539. The reversal of 163227503 is 305722361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163227503 - 2⁸ = 163227247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163227593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81613751 + 81613752.

It is an arithmetic number, because the mean of its divisors is an integer number (81613752).

Almost surely, 2^163227503 is an apocalyptic number.

163227503 is a deficient number, since it is larger than the sum of its proper divisors (1).

163227503 is an equidigital number, since it uses as much as digits as its factorization.

163227503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 163227503 is about 12776.0519332069. The cubic root of 163227503 is about 546.5095796333.

Adding to 163227503 its reverse (305722361), we get a palindrome (468949864).

The spelling of 163227503 in words is "one hundred sixty-three million, two hundred twenty-seven thousand, five hundred three".