4231028729029 has 2 divisors, whose sum is σ = 4231028729030. Its totient is φ = 4231028729028.

The previous prime is 4231028728987. The next prime is 4231028729087. The reversal of 4231028729029 is 9209278201324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3554525769025 + 676502960004 = 1885345^2 + 822498^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231028729029 - 2¹³ = 4231028720837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231028729129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115514364514 + 2115514364515.

It is an arithmetic number, because the mean of its divisors is an integer number (2115514364515).

Almost surely, 2^{4231028729029} is an apocalyptic number.

It is an amenable number.

4231028729029 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231028729029 is an equidigital number, since it uses as much as digits as its factorization.

4231028729029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 4231028729029 in words is "four trillion, two hundred thirty-one billion, twenty-eight million, seven hundred twenty-nine thousand, twenty-nine".