63162223 has 2 divisors, whose sum is σ = 63162224. Its totient is φ = 63162222.

The previous prime is 63162193. The next prime is 63162287. The reversal of 63162223 is 32226136.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63162223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63163223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31581111 + 31581112.

It is an arithmetic number, because the mean of its divisors is an integer number (31581112).

Almost surely, 2^63162223 is an apocalyptic number.

63162223 is a deficient number, since it is larger than the sum of its proper divisors (1).

63162223 is an equidigital number, since it uses as much as digits as its factorization.

63162223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 63162223 is about 7947.4664516436. The cubic root of 63162223 is about 398.2469595970.

Adding to 63162223 its reverse (32226136), we get a palindrome (95388359).

The spelling of 63162223 in words is "sixty-three million, one hundred sixty-two thousand, two hundred twenty-three".