1402013346121 has 2 divisors, whose sum is σ = 1402013346122. Its totient is φ = 1402013346120.

The previous prime is 1402013346073. The next prime is 1402013346131. The reversal of 1402013346121 is 1216433102041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1137134313225 + 264879032896 = 1066365^2 + 514664^2 .

It is an emirp because it is prime and its reverse (1216433102041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1402013346121 - 2¹⁷ = 1402013215049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402013346121.

It is not a weakly prime, because it can be changed into another prime (1402013346131) 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, 701006673060 + 701006673061.

It is an arithmetic number, because the mean of its divisors is an integer number (701006673061).

Almost surely, 2^{1402013346121} is an apocalyptic number.

It is an amenable number.

1402013346121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402013346121 is an equidigital number, since it uses as much as digits as its factorization.

1402013346121 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 1402013346121 its reverse (1216433102041), we get a palindrome (2618446448162).

The spelling of 1402013346121 in words is "one trillion, four hundred two billion, thirteen million, three hundred forty-six thousand, one hundred twenty-one".