1342435666291 has 2 divisors, whose sum is σ = 1342435666292. Its totient is φ = 1342435666290.

The previous prime is 1342435666267. The next prime is 1342435666339. The reversal of 1342435666291 is 1926665342431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342435666291 - 2⁷ = 1342435666163 is a prime.

It is a super-2 number, since 2×1342435666291² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1342435666211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671217833145 + 671217833146.

It is an arithmetic number, because the mean of its divisors is an integer number (671217833146).

Almost surely, 2^{1342435666291} is an apocalyptic number.

1342435666291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342435666291 is an equidigital number, since it uses as much as digits as its factorization.

1342435666291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 52.

The spelling of 1342435666291 in words is "one trillion, three hundred forty-two billion, four hundred thirty-five million, six hundred sixty-six thousand, two hundred ninety-one".