20104414249 has 2 divisors, whose sum is σ = 20104414250. Its totient is φ = 20104414248.

The previous prime is 20104414219. The next prime is 20104414259. The reversal of 20104414249 is 94241440102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15520176400 + 4584237849 = 124580^2 + 67707^2 .

It is a cyclic number.

It is not a de Polignac number, because 20104414249 - 2¹⁵ = 20104381481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20104414249.

It is not a weakly prime, because it can be changed into another prime (20104414219) 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, 10052207124 + 10052207125.

It is an arithmetic number, because the mean of its divisors is an integer number (10052207125).

Almost surely, 2^20104414249 is an apocalyptic number.

It is an amenable number.

20104414249 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104414249 is an equidigital number, since it uses as much as digits as its factorization.

20104414249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 20104414249 in words is "twenty billion, one hundred four million, four hundred fourteen thousand, two hundred forty-nine".