1342436634443 has 2 divisors, whose sum is σ = 1342436634444. Its totient is φ = 1342436634442.

The previous prime is 1342436634389. The next prime is 1342436634457. The reversal of 1342436634443 is 3444366342431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1342436634443 - 2⁶ = 1342436634379 is a prime.

It is a super-2 number, since 2×1342436634443² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1342436634743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671218317221 + 671218317222.

It is an arithmetic number, because the mean of its divisors is an integer number (671218317222).

Almost surely, 2^{1342436634443} is an apocalyptic number.

1342436634443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342436634443 is an equidigital number, since it uses as much as digits as its factorization.

1342436634443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5971968, while the sum is 47.

The spelling of 1342436634443 in words is "one trillion, three hundred forty-two billion, four hundred thirty-six million, six hundred thirty-four thousand, four hundred forty-three".