2054216929 has 2 divisors, whose sum is σ = 2054216930. Its totient is φ = 2054216928.

The previous prime is 2054216903. The next prime is 2054217017. The reversal of 2054216929 is 9296124502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1089990225 + 964226704 = 33015^2 + 31052^2 .

It is a cyclic number.

It is not a de Polignac number, because 2054216929 - 2¹⁵ = 2054184161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2054216891 and 2054216900.

It is not a weakly prime, because it can be changed into another prime (2054216429) 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, 1027108464 + 1027108465.

It is an arithmetic number, because the mean of its divisors is an integer number (1027108465).

Almost surely, 2^2054216929 is an apocalyptic number.

It is an amenable number.

2054216929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054216929 is an equidigital number, since it uses as much as digits as its factorization.

2054216929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 2054216929 is about 45323.4699576279. The cubic root of 2054216929 is about 1271.2045382595.

The spelling of 2054216929 in words is "two billion, fifty-four million, two hundred sixteen thousand, nine hundred twenty-nine".