1342646302493 has 2 divisors, whose sum is σ = 1342646302494. Its totient is φ = 1342646302492.

The previous prime is 1342646302453. The next prime is 1342646302507. The reversal of 1342646302493 is 3942036462431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1099757008249 + 242889294244 = 1048693^2 + 492838^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342646302493 - 2²² = 1342642108189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342646302453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671323151246 + 671323151247.

It is an arithmetic number, because the mean of its divisors is an integer number (671323151247).

Almost surely, 2^{1342646302493} is an apocalyptic number.

It is an amenable number.

1342646302493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342646302493 is an equidigital number, since it uses as much as digits as its factorization.

1342646302493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 1342646302493 in words is "one trillion, three hundred forty-two billion, six hundred forty-six million, three hundred two thousand, four hundred ninety-three".