12045662011 has 4 divisors (see below), whose sum is σ = 12045972672. Its totient is φ = 12045351352.

The previous prime is 12045661997. The next prime is 12045662029. The reversal of 12045662011 is 11026654021.

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

It is a cyclic number.

It is not a de Polignac number, because 12045662011 - 2¹¹ = 12045659963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12045662411) 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, 87211 + ... + 178036.

It is an arithmetic number, because the mean of its divisors is an integer number (3011493168).

Almost surely, 2^12045662011 is an apocalyptic number.

12045662011 is a deficient number, since it is larger than the sum of its proper divisors (310661).

12045662011 is an equidigital number, since it uses as much as digits as its factorization.

12045662011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310660.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 12045662011 in words is "twelve billion, forty-five million, six hundred sixty-two thousand, eleven".