63223243 has 2 divisors, whose sum is σ = 63223244. Its totient is φ = 63223242.

The previous prime is 63223213. The next prime is 63223249. The reversal of 63223243 is 34232236.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63223243 - 2¹³ = 63215051 is a prime.

It is not a weakly prime, because it can be changed into another prime (63223249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31611621 + 31611622.

It is an arithmetic number, because the mean of its divisors is an integer number (31611622).

Almost surely, 2^63223243 is an apocalyptic number.

63223243 is a deficient number, since it is larger than the sum of its proper divisors (1).

63223243 is an equidigital number, since it uses as much as digits as its factorization.

63223243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 25.

The square root of 63223243 is about 7951.3044841711. The cubic root of 63223243 is about 398.3751649647.

Adding to 63223243 its reverse (34232236), we get a palindrome (97455479).

The spelling of 63223243 in words is "sixty-three million, two hundred twenty-three thousand, two hundred forty-three".