1342203021349 has 2 divisors, whose sum is σ = 1342203021350. Its totient is φ = 1342203021348.

The previous prime is 1342203021307. The next prime is 1342203021353. The reversal of 1342203021349 is 9431203022431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1341700589124 + 502432225 = 1158318^2 + 22415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342203021349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342203021449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671101510674 + 671101510675.

It is an arithmetic number, because the mean of its divisors is an integer number (671101510675).

Almost surely, 2^{1342203021349} is an apocalyptic number.

It is an amenable number.

1342203021349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342203021349 is an equidigital number, since it uses as much as digits as its factorization.

1342203021349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 1342203021349 in words is "one trillion, three hundred forty-two billion, two hundred three million, twenty-one thousand, three hundred forty-nine".