1399338424513 has 2 divisors, whose sum is σ = 1399338424514. Its totient is φ = 1399338424512.

The previous prime is 1399338424493. The next prime is 1399338424529. The reversal of 1399338424513 is 3154248339931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1386513315009 + 12825109504 = 1177503^2 + 113248^2 .

It is a cyclic number.

It is not a de Polignac number, because 1399338424513 - 2¹³ = 1399338416321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1399338224513) 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, 699669212256 + 699669212257.

It is an arithmetic number, because the mean of its divisors is an integer number (699669212257).

Almost surely, 2^{1399338424513} is an apocalyptic number.

It is an amenable number.

1399338424513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1399338424513 is an equidigital number, since it uses as much as digits as its factorization.

1399338424513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 55.

The spelling of 1399338424513 in words is "one trillion, three hundred ninety-nine billion, three hundred thirty-eight million, four hundred twenty-four thousand, five hundred thirteen".