4134224341981 has 2 divisors, whose sum is σ = 4134224341982. Its totient is φ = 4134224341980.

The previous prime is 4134224341969. The next prime is 4134224342047. The reversal of 4134224341981 is 1891434224314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3999340027225 + 134884314756 = 1999835^2 + 367266^2 .

It is a cyclic number.

It is not a de Polignac number, because 4134224341981 - 2¹¹ = 4134224339933 is a prime.

It is a super-2 number, since 2×4134224341981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4134224342981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067112170990 + 2067112170991.

It is an arithmetic number, because the mean of its divisors is an integer number (2067112170991).

Almost surely, 2^{4134224341981} is an apocalyptic number.

It is an amenable number.

4134224341981 is a deficient number, since it is larger than the sum of its proper divisors (1).

4134224341981 is an equidigital number, since it uses as much as digits as its factorization.

4134224341981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 46.

The spelling of 4134224341981 in words is "four trillion, one hundred thirty-four billion, two hundred twenty-four million, three hundred forty-one thousand, nine hundred eighty-one".