20200034429 has 2 divisors, whose sum is σ = 20200034430. Its totient is φ = 20200034428.

The previous prime is 20200034383. The next prime is 20200034443. The reversal of 20200034429 is 92443000202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20074639225 + 125395204 = 141685^2 + 11198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200034429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20200034398 and 20200034407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200034479) 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, 10100017214 + 10100017215.

It is an arithmetic number, because the mean of its divisors is an integer number (10100017215).

Almost surely, 2^20200034429 is an apocalyptic number.

It is an amenable number.

20200034429 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200034429 is an equidigital number, since it uses as much as digits as its factorization.

20200034429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 20200034429 in words is "twenty billion, two hundred million, thirty-four thousand, four hundred twenty-nine".