12054145135 has 16 divisors (see below), whose sum is σ = 14499125280. Its totient is φ = 9620582400.

The previous prime is 12054145127. The next prime is 12054145219. The reversal of 12054145135 is 53154145021.

It is not a de Polignac number, because 12054145135 - 2³ = 12054145127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12054145097 and 12054145106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6875419 + ... + 6877171.

It is an arithmetic number, because the mean of its divisors is an integer number (906195330).

Almost surely, 2^12054145135 is an apocalyptic number.

12054145135 is a deficient number, since it is larger than the sum of its proper divisors (2444980145).

12054145135 is a wasteful number, since it uses less digits than its factorization.

12054145135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4218.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 12054145135 in words is "twelve billion, fifty-four million, one hundred forty-five thousand, one hundred thirty-five".