54988563 has 16 divisors (see below), whose sum is σ = 83978496. Its totient is φ = 31352160.

The previous prime is 54988559. The next prime is 54988567. The reversal of 54988563 is 36588945.

It is a happy number.

54988563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54988559) and next prime (54988567).

It is not a de Polignac number, because 54988563 - 2² = 54988559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54988567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7645 + ... + 12977.

It is an arithmetic number, because the mean of its divisors is an integer number (5248656).

Almost surely, 2^54988563 is an apocalyptic number.

54988563 is a deficient number, since it is larger than the sum of its proper divisors (28989933).

54988563 is a wasteful number, since it uses less digits than its factorization.

54988563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5834.

The product of its digits is 1036800, while the sum is 48.

The square root of 54988563 is about 7415.4273646230. The cubic root of 54988563 is about 380.2688840262.

The spelling of 54988563 in words is "fifty-four million, nine hundred eighty-eight thousand, five hundred sixty-three".