55630063 has 2 divisors, whose sum is σ = 55630064. Its totient is φ = 55630062.

The previous prime is 55630021. The next prime is 55630079. The reversal of 55630063 is 36003655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55630063 - 2⁹ = 55629551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55630763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27815031 + 27815032.

It is an arithmetic number, because the mean of its divisors is an integer number (27815032).

Almost surely, 2^55630063 is an apocalyptic number.

55630063 is a deficient number, since it is larger than the sum of its proper divisors (1).

55630063 is an equidigital number, since it uses as much as digits as its factorization.

55630063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 55630063 is about 7458.5563616561. The cubic root of 55630063 is about 381.7419174502.

The spelling of 55630063 in words is "fifty-five million, six hundred thirty thousand, sixty-three".