63214913 has 2 divisors, whose sum is σ = 63214914. Its totient is φ = 63214912.

The previous prime is 63214909. The next prime is 63214939. The reversal of 63214913 is 31941236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41049649 + 22165264 = 6407^2 + 4708^2 .

It is a cyclic number.

It is not a de Polignac number, because 63214913 - 2² = 63214909 is a prime.

It is a super-2 number, since 2×63214913² = 7992250451195138, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63214903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31607456 + 31607457.

It is an arithmetic number, because the mean of its divisors is an integer number (31607457).

Almost surely, 2^63214913 is an apocalyptic number.

It is an amenable number.

63214913 is a deficient number, since it is larger than the sum of its proper divisors (1).

63214913 is an equidigital number, since it uses as much as digits as its factorization.

63214913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 63214913 is about 7950.7806534956. The cubic root of 63214913 is about 398.3576681775.

The spelling of 63214913 in words is "sixty-three million, two hundred fourteen thousand, nine hundred thirteen".