1338470177939 has 2 divisors, whose sum is σ = 1338470177940. Its totient is φ = 1338470177938.

The previous prime is 1338470177917. The next prime is 1338470177951. The reversal of 1338470177939 is 9397710748331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1338470177939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1338470777939) 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, 669235088969 + 669235088970.

It is an arithmetic number, because the mean of its divisors is an integer number (669235088970).

Almost surely, 2^{1338470177939} is an apocalyptic number.

1338470177939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338470177939 is an equidigital number, since it uses as much as digits as its factorization.

1338470177939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24004512, while the sum is 62.

The spelling of 1338470177939 in words is "one trillion, three hundred thirty-eight billion, four hundred seventy million, one hundred seventy-seven thousand, nine hundred thirty-nine".