21134301414829 has 2 divisors, whose sum is σ = 21134301414830. Its totient is φ = 21134301414828.

The previous prime is 21134301414791. The next prime is 21134301414839. The reversal of 21134301414829 is 92841410343112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13961021238025 + 7173280176804 = 3736445^2 + 2678298^2 .

It is a cyclic number.

It is not a de Polignac number, because 21134301414829 - 2²³ = 21134293026221 is a prime.

It is a super-2 number, since 2×21134301414829² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21134301414839) 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, 10567150707414 + 10567150707415.

It is an arithmetic number, because the mean of its divisors is an integer number (10567150707415).

Almost surely, 2^{21134301414829} is an apocalyptic number.

It is an amenable number.

21134301414829 is a deficient number, since it is larger than the sum of its proper divisors (1).

21134301414829 is an equidigital number, since it uses as much as digits as its factorization.

21134301414829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 21134301414829 in words is "twenty-one trillion, one hundred thirty-four billion, three hundred one million, four hundred fourteen thousand, eight hundred twenty-nine".