54051031729 has 2 divisors, whose sum is σ = 54051031730. Its totient is φ = 54051031728.

The previous prime is 54051031669. The next prime is 54051031747. The reversal of 54051031729 is 92713015045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39543311025 + 14507720704 = 198855^2 + 120448^2 .

It is a cyclic number.

It is not a de Polignac number, because 54051031729 - 2²⁷ = 53916814001 is a prime.

It is not a weakly prime, because it can be changed into another prime (54051031759) 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, 27025515864 + 27025515865.

It is an arithmetic number, because the mean of its divisors is an integer number (27025515865).

Almost surely, 2^54051031729 is an apocalyptic number.

It is an amenable number.

54051031729 is a deficient number, since it is larger than the sum of its proper divisors (1).

54051031729 is an equidigital number, since it uses as much as digits as its factorization.

54051031729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 54051031729 in words is "fifty-four billion, fifty-one million, thirty-one thousand, seven hundred twenty-nine".