1272206486117 has 8 divisors (see below), whose sum is σ = 1500851891712. Its totient is φ = 1055286486000.

The previous prime is 1272206486099. The next prime is 1272206486119. The reversal of 1272206486117 is 7116846022721.

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

It is a cyclic number.

It is not a de Polignac number, because 1272206486117 - 2⁸ = 1272206485861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272206486119) 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 in 7 ways as a sum of consecutive naturals, for example, 2931351134 + ... + 2931351567.

It is an arithmetic number, because the mean of its divisors is an integer number (187606486464).

Almost surely, 2^{1272206486117} is an apocalyptic number.

It is an amenable number.

1272206486117 is a deficient number, since it is larger than the sum of its proper divisors (228645405595).

1272206486117 is an equidigital number, since it uses as much as digits as its factorization.

1272206486117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5862702739.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 1272206486117 in words is "one trillion, two hundred seventy-two billion, two hundred six million, four hundred eighty-six thousand, one hundred seventeen".