4113413031421 has 2 divisors, whose sum is σ = 4113413031422. Its totient is φ = 4113413031420.

The previous prime is 4113413031391. The next prime is 4113413031449. The reversal of 4113413031421 is 1241303143114.

It is an a-pointer prime, because the next prime (4113413031449) can be obtained adding 4113413031421 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4078016748100 + 35396283321 = 2019410^2 + 188139^2 .

It is a cyclic number.

It is not a de Polignac number, because 4113413031421 - 2¹⁷ = 4113412900349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4113413031421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4113413091421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2056706515710 + 2056706515711.

It is an arithmetic number, because the mean of its divisors is an integer number (2056706515711).

Almost surely, 2^{4113413031421} is an apocalyptic number.

It is an amenable number.

4113413031421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4113413031421 is an equidigital number, since it uses as much as digits as its factorization.

4113413031421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 4113413031421 its reverse (1241303143114), we get a palindrome (5354716174535).

The spelling of 4113413031421 in words is "four trillion, one hundred thirteen billion, four hundred thirteen million, thirty-one thousand, four hundred twenty-one".