1402343278841 has 2 divisors, whose sum is σ = 1402343278842. Its totient is φ = 1402343278840.

The previous prime is 1402343278811. The next prime is 1402343278859. The reversal of 1402343278841 is 1488723432041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1366327210000 + 36016068841 = 1168900^2 + 189779^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402343278841 - 2¹⁰ = 1402343277817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402343278811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701171639420 + 701171639421.

It is an arithmetic number, because the mean of its divisors is an integer number (701171639421).

Almost surely, 2^{1402343278841} is an apocalyptic number.

It is an amenable number.

1402343278841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402343278841 is an equidigital number, since it uses as much as digits as its factorization.

1402343278841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 1402343278841 in words is "one trillion, four hundred two billion, three hundred forty-three million, two hundred seventy-eight thousand, eight hundred forty-one".