54788663 has 2 divisors, whose sum is σ = 54788664. Its totient is φ = 54788662.

The previous prime is 54788653. The next prime is 54788683. The reversal of 54788663 is 36688745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54788663 - 2¹⁶ = 54723127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54788623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27394331 + 27394332.

It is an arithmetic number, because the mean of its divisors is an integer number (27394332).

Almost surely, 2^54788663 is an apocalyptic number.

54788663 is a deficient number, since it is larger than the sum of its proper divisors (1).

54788663 is an equidigital number, since it uses as much as digits as its factorization.

54788663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 54788663 is about 7401.9364358254. The cubic root of 54788663 is about 379.8075271813.

It can be divided in two parts, 5478 and 8663, that added together give a palindrome (14141).

The spelling of 54788663 in words is "fifty-four million, seven hundred eighty-eight thousand, six hundred sixty-three".