54765719 has 2 divisors, whose sum is σ = 54765720. Its totient is φ = 54765718.

The previous prime is 54765679. The next prime is 54765727. The reversal of 54765719 is 91756745.

54765719 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54765719 is a prime.

It is a super-2 number, since 2×54765719² = 5998567955173922, which contains 22 as substring.

It is a Sophie Germain 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 54765719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54765119) 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 as a sum of consecutive naturals, namely, 27382859 + 27382860.

It is an arithmetic number, because the mean of its divisors is an integer number (27382860).

Almost surely, 2^54765719 is an apocalyptic number.

54765719 is a deficient number, since it is larger than the sum of its proper divisors (1).

54765719 is an equidigital number, since it uses as much as digits as its factorization.

54765719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 44.

The square root of 54765719 is about 7400.3864088303. The cubic root of 54765719 is about 379.7545020958.

It can be divided in two parts, 547 and 65719, that added together give a palindrome (66266).

The spelling of 54765719 in words is "fifty-four million, seven hundred sixty-five thousand, seven hundred nineteen".