63214369 has 2 divisors, whose sum is σ = 63214370. Its totient is φ = 63214368.

The previous prime is 63214357. The next prime is 63214391. The reversal of 63214369 is 96341236.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53479969 + 9734400 = 7313^2 + 3120^2 .

It is a cyclic number.

It is not a de Polignac number, because 63214369 - 2⁵ = 63214337 is a prime.

It is a super-4 number, since 4×63214369⁴ (a number of 32 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (63214769) 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, 31607184 + 31607185.

It is an arithmetic number, because the mean of its divisors is an integer number (31607185).

Almost surely, 2^63214369 is an apocalyptic number.

It is an amenable number.

63214369 is a deficient number, since it is larger than the sum of its proper divisors (1).

63214369 is an equidigital number, since it uses as much as digits as its factorization.

63214369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 63214369 is about 7950.7464429448. The cubic root of 63214369 is about 398.3565254767.

The spelling of 63214369 in words is "sixty-three million, two hundred fourteen thousand, three hundred sixty-nine".