1378353354089 has 2 divisors, whose sum is σ = 1378353354090. Its totient is φ = 1378353354088.

The previous prime is 1378353354067. The next prime is 1378353354143. The reversal of 1378353354089 is 9804533538731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1378257216064 + 96138025 = 1173992^2 + 9805^2 .

It is a cyclic number.

It is not a de Polignac number, because 1378353354089 - 2²⁰ = 1378352305513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1378353354289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689176677044 + 689176677045.

It is an arithmetic number, because the mean of its divisors is an integer number (689176677045).

Almost surely, 2^{1378353354089} is an apocalyptic number.

It is an amenable number.

1378353354089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1378353354089 is an equidigital number, since it uses as much as digits as its factorization.

1378353354089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32659200, while the sum is 59.

The spelling of 1378353354089 in words is "one trillion, three hundred seventy-eight billion, three hundred fifty-three million, three hundred fifty-four thousand, eighty-nine".