1338747513079 has 2 divisors, whose sum is σ = 1338747513080. Its totient is φ = 1338747513078.

The previous prime is 1338747513071. The next prime is 1338747513083. The reversal of 1338747513079 is 9703157478331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1338747513079 - 2³ = 1338747513071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338747513071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669373756539 + 669373756540.

It is an arithmetic number, because the mean of its divisors is an integer number (669373756540).

Almost surely, 2^{1338747513079} is an apocalyptic number.

1338747513079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338747513079 is an equidigital number, since it uses as much as digits as its factorization.

1338747513079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13335840, while the sum is 58.

The spelling of 1338747513079 in words is "one trillion, three hundred thirty-eight billion, seven hundred forty-seven million, five hundred thirteen thousand, seventy-nine".