54771503 has 2 divisors, whose sum is σ = 54771504. Its totient is φ = 54771502.

The previous prime is 54771499. The next prime is 54771523. The reversal of 54771503 is 30517745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54771503 - 2² = 54771499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54771503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54771523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27385751 + 27385752.

It is an arithmetic number, because the mean of its divisors is an integer number (27385752).

Almost surely, 2^54771503 is an apocalyptic number.

54771503 is a deficient number, since it is larger than the sum of its proper divisors (1).

54771503 is an equidigital number, since it uses as much as digits as its factorization.

54771503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 54771503 is about 7400.7771889174. Note that the first 3 decimals coincide. The cubic root of 54771503 is about 379.7678706942.

The spelling of 54771503 in words is "fifty-four million, seven hundred seventy-one thousand, five hundred three".