1342255526197 has 2 divisors, whose sum is σ = 1342255526198. Its totient is φ = 1342255526196.

The previous prime is 1342255526119. The next prime is 1342255526233. The reversal of 1342255526197 is 7916255522431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 745469920836 + 596785605361 = 863406^2 + 772519^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342255526197 - 2⁷ = 1342255526069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342255526897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671127763098 + 671127763099.

It is an arithmetic number, because the mean of its divisors is an integer number (671127763099).

Almost surely, 2^{1342255526197} is an apocalyptic number.

It is an amenable number.

1342255526197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342255526197 is an equidigital number, since it uses as much as digits as its factorization.

1342255526197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536000, while the sum is 52.

The spelling of 1342255526197 in words is "one trillion, three hundred forty-two billion, two hundred fifty-five million, five hundred twenty-six thousand, one hundred ninety-seven".