1343213431187 has 2 divisors, whose sum is σ = 1343213431188. Its totient is φ = 1343213431186.

The previous prime is 1343213431129. The next prime is 1343213431223. The reversal of 1343213431187 is 7811343123431.

It is a strong prime.

It is an emirp because it is prime and its reverse (7811343123431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343213431187 - 2⁸ = 1343213430931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343213437187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671606715593 + 671606715594.

It is an arithmetic number, because the mean of its divisors is an integer number (671606715594).

Almost surely, 2^{1343213431187} is an apocalyptic number.

1343213431187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343213431187 is an equidigital number, since it uses as much as digits as its factorization.

1343213431187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The spelling of 1343213431187 in words is "one trillion, three hundred forty-three billion, two hundred thirteen million, four hundred thirty-one thousand, one hundred eighty-seven".