54771751 has 2 divisors, whose sum is σ = 54771752. Its totient is φ = 54771750.

The previous prime is 54771721. The next prime is 54771767. The reversal of 54771751 is 15717745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54771751 - 2⁹ = 54771239 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54771751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54771701) 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, 27385875 + 27385876.

It is an arithmetic number, because the mean of its divisors is an integer number (27385876).

Almost surely, 2^54771751 is an apocalyptic number.

54771751 is a deficient number, since it is larger than the sum of its proper divisors (1).

54771751 is an equidigital number, since it uses as much as digits as its factorization.

54771751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34300, while the sum is 37.

The square root of 54771751 is about 7400.7939438955. The cubic root of 54771751 is about 379.7684438772.

The spelling of 54771751 in words is "fifty-four million, seven hundred seventy-one thousand, seven hundred fifty-one".