63230911 has 2 divisors, whose sum is σ = 63230912. Its totient is φ = 63230910.

The previous prime is 63230903. The next prime is 63230969. The reversal of 63230911 is 11903236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63230911 - 2³ = 63230903 is a prime.

It is equal to p_3742171 and since 63230911 and 3742171 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63230971) 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, 31615455 + 31615456.

It is an arithmetic number, because the mean of its divisors is an integer number (31615456).

Almost surely, 2^63230911 is an apocalyptic number.

63230911 is a deficient number, since it is larger than the sum of its proper divisors (1).

63230911 is an equidigital number, since it uses as much as digits as its factorization.

63230911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 63230911 is about 7951.7866545827. The cubic root of 63230911 is about 398.3912698924.

The spelling of 63230911 in words is "sixty-three million, two hundred thirty thousand, nine hundred eleven".