12053116461 has 4 divisors (see below), whose sum is σ = 16070821952. Its totient is φ = 8035410972.

The previous prime is 12053116441. The next prime is 12053116477. The reversal of 12053116461 is 16461135021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12053116461 - 2²² = 12048922157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12053116441) 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, 2008852741 + ... + 2008852746.

It is an arithmetic number, because the mean of its divisors is an integer number (4017705488).

Almost surely, 2^12053116461 is an apocalyptic number.

It is an amenable number.

12053116461 is a deficient number, since it is larger than the sum of its proper divisors (4017705491).

12053116461 is an equidigital number, since it uses as much as digits as its factorization.

12053116461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017705490.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 12053116461 in words is "twelve billion, fifty-three million, one hundred sixteen thousand, four hundred sixty-one".