1342435663243 has 2 divisors, whose sum is σ = 1342435663244. Its totient is φ = 1342435663242.

The previous prime is 1342435663207. The next prime is 1342435663249. The reversal of 1342435663243 is 3423665342431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342435663243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1342435663193 and 1342435663202.

It is not a weakly prime, because it can be changed into another prime (1342435663249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671217831621 + 671217831622.

It is an arithmetic number, because the mean of its divisors is an integer number (671217831622).

Almost surely, 2^{1342435663243} is an apocalyptic number.

1342435663243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342435663243 is an equidigital number, since it uses as much as digits as its factorization.

1342435663243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 46.

The spelling of 1342435663243 in words is "one trillion, three hundred forty-two billion, four hundred thirty-five million, six hundred sixty-three thousand, two hundred forty-three".