12112551417 has 16 divisors (see below), whose sum is σ = 16187333760. Its totient is φ = 8056426752.

The previous prime is 12112551401. The next prime is 12112551421. The reversal of 12112551417 is 71415521121.

It is not a de Polignac number, because 12112551417 - 2⁴ = 12112551401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112551457) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2790673 + ... + 2795009.

It is an arithmetic number, because the mean of its divisors is an integer number (1011708360).

Almost surely, 2^12112551417 is an apocalyptic number.

It is an amenable number.

12112551417 is a deficient number, since it is larger than the sum of its proper divisors (4074782343).

12112551417 is a wasteful number, since it uses less digits than its factorization.

12112551417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6272.

The product of its digits is 2800, while the sum is 30.

The spelling of 12112551417 in words is "twelve billion, one hundred twelve million, five hundred fifty-one thousand, four hundred seventeen".