1072095055609 has 4 divisors (see below), whose sum is σ = 1109063850660. Its totient is φ = 1035126260560.

The previous prime is 1072095055597. The next prime is 1072095055627. The reversal of 1072095055609 is 9065505902701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 893030670009 + 179064385600 = 945003^2 + 423160^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072095055609 - 2⁷ = 1072095055481 is a prime.

It is a super-2 number, since 2×1072095055609² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072095055309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18484397482 + ... + 18484397539.

It is an arithmetic number, because the mean of its divisors is an integer number (277265962665).

Almost surely, 2^{1072095055609} is an apocalyptic number.

It is an amenable number.

1072095055609 is a deficient number, since it is larger than the sum of its proper divisors (36968795051).

1072095055609 is an equidigital number, since it uses as much as digits as its factorization.

1072095055609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36968795050.

The product of its (nonzero) digits is 850500, while the sum is 49.

The spelling of 1072095055609 in words is "one trillion, seventy-two billion, ninety-five million, fifty-five thousand, six hundred nine".