20914388029 has 2 divisors, whose sum is σ = 20914388030. Its totient is φ = 20914388028.

The previous prime is 20914388017. The next prime is 20914388041. The reversal of 20914388029 is 92088341902.

It is a balanced prime because it is at equal distance from previous prime (20914388017) and next prime (20914388041).

It can be written as a sum of positive squares in only one way, i.e., 20399551929 + 514836100 = 142827^2 + 22690^2 .

It is a cyclic number.

It is not a de Polignac number, because 20914388029 - 2⁹ = 20914387517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20914388029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20914388059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10457194014 + 10457194015.

It is an arithmetic number, because the mean of its divisors is an integer number (10457194015).

Almost surely, 2^20914388029 is an apocalyptic number.

It is an amenable number.

20914388029 is a deficient number, since it is larger than the sum of its proper divisors (1).

20914388029 is an equidigital number, since it uses as much as digits as its factorization.

20914388029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 20914388029 in words is "twenty billion, nine hundred fourteen million, three hundred eighty-eight thousand, twenty-nine".