20234405029 has 2 divisors, whose sum is σ = 20234405030. Its totient is φ = 20234405028.

The previous prime is 20234405021. The next prime is 20234405047. The reversal of 20234405029 is 92050443202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14448520804 + 5785884225 = 120202^2 + 76065^2 .

It is a cyclic number.

It is not a de Polignac number, because 20234405029 - 2³ = 20234405021 is a prime.

It is a super-2 number, since 2×20234405029² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20234405021) 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, 10117202514 + 10117202515.

It is an arithmetic number, because the mean of its divisors is an integer number (10117202515).

Almost surely, 2^20234405029 is an apocalyptic number.

It is an amenable number.

20234405029 is a deficient number, since it is larger than the sum of its proper divisors (1).

20234405029 is an equidigital number, since it uses as much as digits as its factorization.

20234405029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 20234405029 in words is "twenty billion, two hundred thirty-four million, four hundred five thousand, twenty-nine".