1693273423139 has 2 divisors, whose sum is σ = 1693273423140. Its totient is φ = 1693273423138.

The previous prime is 1693273423081. The next prime is 1693273423159. The reversal of 1693273423139 is 9313243723961.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1693273423139 is a prime.

It is a super-2 number, since 2×1693273423139² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1693273423159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 846636711569 + 846636711570.

It is an arithmetic number, because the mean of its divisors is an integer number (846636711570).

Almost surely, 2^{1693273423139} is an apocalyptic number.

1693273423139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1693273423139 is an equidigital number, since it uses as much as digits as its factorization.

1693273423139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 53.

The spelling of 1693273423139 in words is "one trillion, six hundred ninety-three billion, two hundred seventy-three million, four hundred twenty-three thousand, one hundred thirty-nine".