1375665112285 has 8 divisors (see below), whose sum is σ = 1650845242296. Its totient is φ = 1100500684800.

The previous prime is 1375665112277. The next prime is 1375665112321. The reversal of 1375665112285 is 5822115665731.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 44212211289 + 1331452900996 = 210267^2 + 1153886^2 .

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

It is not a de Polignac number, because 1375665112285 - 2³ = 1375665112277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3732024 + ... + 4084033.

It is an arithmetic number, because the mean of its divisors is an integer number (206355655287).

Almost surely, 2^{1375665112285} is an apocalyptic number.

It is an amenable number.

1375665112285 is a deficient number, since it is larger than the sum of its proper divisors (275180130011).

1375665112285 is an equidigital number, since it uses as much as digits as its factorization.

1375665112285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7851263.

The product of its digits is 3024000, while the sum is 52.

The spelling of 1375665112285 in words is "one trillion, three hundred seventy-five billion, six hundred sixty-five million, one hundred twelve thousand, two hundred eighty-five".