1342668893 has 2 divisors, whose sum is σ = 1342668894. Its totient is φ = 1342668892.

The previous prime is 1342668827. The next prime is 1342668917. The reversal of 1342668893 is 3988662431.

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., 956231929 + 386436964 = 30923^2 + 19658^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342668893 - 2¹⁰ = 1342667869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341668893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671334446 + 671334447.

It is an arithmetic number, because the mean of its divisors is an integer number (671334447).

Almost surely, 2^1342668893 is an apocalyptic number.

It is an amenable number.

1342668893 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342668893 is an equidigital number, since it uses as much as digits as its factorization.

1342668893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 50.

The square root of 1342668893 is about 36642.4466022672. The cubic root of 1342668893 is about 1103.2052225019.

The spelling of 1342668893 in words is "one billion, three hundred forty-two million, six hundred sixty-eight thousand, eight hundred ninety-three".