1341402411421 has 2 divisors, whose sum is σ = 1341402411422. Its totient is φ = 1341402411420.

The previous prime is 1341402411403. The next prime is 1341402411439. The reversal of 1341402411421 is 1241142041431.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1341402411403) and next prime (1341402411439).

It can be written as a sum of positive squares in only one way, i.e., 1170659080900 + 170743330521 = 1081970^2 + 413211^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341402411421 - 2¹⁵ = 1341402378653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1341402411421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341402411491) 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, 670701205710 + 670701205711.

It is an arithmetic number, because the mean of its divisors is an integer number (670701205711).

Almost surely, 2^{1341402411421} is an apocalyptic number.

It is an amenable number.

1341402411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341402411421 is an equidigital number, since it uses as much as digits as its factorization.

1341402411421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 1341402411421 its reverse (1241142041431), we get a palindrome (2582544452852).

The spelling of 1341402411421 in words is "one trillion, three hundred forty-one billion, four hundred two million, four hundred eleven thousand, four hundred twenty-one".