1434401321161 has 2 divisors, whose sum is σ = 1434401321162. Its totient is φ = 1434401321160.

The previous prime is 1434401321131. The next prime is 1434401321203. The reversal of 1434401321161 is 1611231044341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1421176321161 + 13225000000 = 1192131^2 + 115000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434401321161 - 2⁷ = 1434401321033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1434401321131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717200660580 + 717200660581.

It is an arithmetic number, because the mean of its divisors is an integer number (717200660581).

Almost surely, 2^{1434401321161} is an apocalyptic number.

It is an amenable number.

1434401321161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434401321161 is an equidigital number, since it uses as much as digits as its factorization.

1434401321161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 1434401321161 in words is "one trillion, four hundred thirty-four billion, four hundred one million, three hundred twenty-one thousand, one hundred sixty-one".