214630553 has 2 divisors, whose sum is σ = 214630554. Its totient is φ = 214630552.

The previous prime is 214630523. The next prime is 214630561. The reversal of 214630553 is 355036412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184742464 + 29888089 = 13592^2 + 5467^2 .

It is a cyclic number.

It is not a de Polignac number, because 214630553 - 2⁶ = 214630489 is a prime.

It is not a weakly prime, because it can be changed into another prime (214630523) 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, 107315276 + 107315277.

It is an arithmetic number, because the mean of its divisors is an integer number (107315277).

Almost surely, 2^214630553 is an apocalyptic number.

It is an amenable number.

214630553 is a deficient number, since it is larger than the sum of its proper divisors (1).

214630553 is an equidigital number, since it uses as much as digits as its factorization.

214630553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 214630553 is about 14650.2748438383. The cubic root of 214630553 is about 598.7293043057.

Adding to 214630553 its reverse (355036412), we get a palindrome (569666965).

The spelling of 214630553 in words is "two hundred fourteen million, six hundred thirty thousand, five hundred fifty-three".