63015223 has 2 divisors, whose sum is σ = 63015224. Its totient is φ = 63015222.

The previous prime is 63015221. The next prime is 63015259. The reversal of 63015223 is 32251036.

63015223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63015223 - 2¹ = 63015221 is a prime.

Together with 63015221, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 63015194 and 63015203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63015221) 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, 31507611 + 31507612.

It is an arithmetic number, because the mean of its divisors is an integer number (31507612).

Almost surely, 2^63015223 is an apocalyptic number.

63015223 is a deficient number, since it is larger than the sum of its proper divisors (1).

63015223 is an equidigital number, since it uses as much as digits as its factorization.

63015223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 63015223 is about 7938.2128341334. The cubic root of 63015223 is about 397.9377675143.

Adding to 63015223 its reverse (32251036), we get a palindrome (95266259).

The spelling of 63015223 in words is "sixty-three million, fifteen thousand, two hundred twenty-three".