1356892474393 has 2 divisors, whose sum is σ = 1356892474394. Its totient is φ = 1356892474392.

The previous prime is 1356892474369. The next prime is 1356892474397. The reversal of 1356892474393 is 3934742986531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1269919386649 + 86973087744 = 1126907^2 + 294912^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1356892474393 is a prime.

It is not a weakly prime, because it can be changed into another prime (1356892474397) 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, 678446237196 + 678446237197.

It is an arithmetic number, because the mean of its divisors is an integer number (678446237197).

Almost surely, 2^{1356892474393} is an apocalyptic number.

It is an amenable number.

1356892474393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356892474393 is an equidigital number, since it uses as much as digits as its factorization.

1356892474393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 117573120, while the sum is 64.

The spelling of 1356892474393 in words is "one trillion, three hundred fifty-six billion, eight hundred ninety-two million, four hundred seventy-four thousand, three hundred ninety-three".