1923273115385 has 8 divisors (see below), whose sum is σ = 2312193781896. Its totient is φ = 1535774463360.

The previous prime is 1923273115363. The next prime is 1923273115459. The reversal of 1923273115385 is 5835113723291.

It can be written as a sum of positive squares in 4 ways, for example, as 323824731136 + 1599448384249 = 569056^2 + 1264693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1923273115385 - 2¹² = 1923273111289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355500644 + ... + 355506053.

It is an arithmetic number, because the mean of its divisors is an integer number (289024222737).

Almost surely, 2^{1923273115385} is an apocalyptic number.

It is an amenable number.

1923273115385 is a deficient number, since it is larger than the sum of its proper divisors (388920666511).

1923273115385 is an equidigital number, since it uses as much as digits as its factorization.

1923273115385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711007243.

The product of its digits is 1360800, while the sum is 50.

The spelling of 1923273115385 in words is "one trillion, nine hundred twenty-three billion, two hundred seventy-three million, one hundred fifteen thousand, three hundred eighty-five".