4021430135029 has 2 divisors, whose sum is σ = 4021430135030. Its totient is φ = 4021430135028.

The previous prime is 4021430135011. The next prime is 4021430135057. The reversal of 4021430135029 is 9205310341204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4019215020804 + 2215114225 = 2004798^2 + 47065^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021430135029 - 2⁴¹ = 1822406879477 is a prime.

It is a super-3 number, since 3×4021430135029³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 4021430134985 and 4021430135003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021430133029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010715067514 + 2010715067515.

It is an arithmetic number, because the mean of its divisors is an integer number (2010715067515).

Almost surely, 2^{4021430135029} is an apocalyptic number.

It is an amenable number.

4021430135029 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021430135029 is an equidigital number, since it uses as much as digits as its factorization.

4021430135029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 4021430135029 in words is "four trillion, twenty-one billion, four hundred thirty million, one hundred thirty-five thousand, twenty-nine".