13142041021 has 2 divisors, whose sum is σ = 13142041022. Its totient is φ = 13142041020.

The previous prime is 13142041013. The next prime is 13142041027. The reversal of 13142041021 is 12014024131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10462425796 + 2679615225 = 102286^2 + 51765^2 .

It is a cyclic number.

It is not a de Polignac number, because 13142041021 - 2³ = 13142041013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13142041021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13142041027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6571020510 + 6571020511.

It is an arithmetic number, because the mean of its divisors is an integer number (6571020511).

Almost surely, 2^13142041021 is an apocalyptic number.

It is an amenable number.

13142041021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13142041021 is an equidigital number, since it uses as much as digits as its factorization.

13142041021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 13142041021 its reverse (12014024131), we get a palindrome (25156065152).

The spelling of 13142041021 in words is "thirteen billion, one hundred forty-two million, forty-one thousand, twenty-one".