12053510545 has 8 divisors (see below), whose sum is σ = 14493916224. Its totient is φ = 9623006064.

The previous prime is 12053510519. The next prime is 12053510563. The reversal of 12053510545 is 54501535021.

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 12053510545 - 2²¹ = 12051413393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 2472619 + ... + 2477488.

It is an arithmetic number, because the mean of its divisors is an integer number (1811739528).

Almost surely, 2^12053510545 is an apocalyptic number.

It is an amenable number.

12053510545 is a deficient number, since it is larger than the sum of its proper divisors (2440405679).

12053510545 is an equidigital number, since it uses as much as digits as its factorization.

12053510545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4950599.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 12053510545 in words is "twelve billion, fifty-three million, five hundred ten thousand, five hundred forty-five".