13401442132369 has 2 divisors, whose sum is σ = 13401442132370. Its totient is φ = 13401442132368.

The previous prime is 13401442132297. The next prime is 13401442132387. The reversal of 13401442132369 is 96323124410431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11977572704769 + 1423869427600 = 3460863^2 + 1193260^2 .

It is a cyclic number.

It is not a de Polignac number, because 13401442132369 - 2¹³ = 13401442124177 is a prime.

It is a super-2 number, since 2×13401442132369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13401442132069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6700721066184 + 6700721066185.

It is an arithmetic number, because the mean of its divisors is an integer number (6700721066185).

Almost surely, 2^{13401442132369} is an apocalyptic number.

It is an amenable number.

13401442132369 is a deficient number, since it is larger than the sum of its proper divisors (1).

13401442132369 is an equidigital number, since it uses as much as digits as its factorization.

13401442132369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 13401442132369 in words is "thirteen trillion, four hundred one billion, four hundred forty-two million, one hundred thirty-two thousand, three hundred sixty-nine".