12260732109 has 4 divisors (see below), whose sum is σ = 16347642816. Its totient is φ = 8173821404.

The previous prime is 12260732101. The next prime is 12260732111. The reversal of 12260732109 is 90123706221.

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 a cyclic number.

It is not a de Polignac number, because 12260732109 - 2³ = 12260732101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12260732109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12260732101) 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, 2043455349 + ... + 2043455354.

It is an arithmetic number, because the mean of its divisors is an integer number (4086910704).

Almost surely, 2^12260732109 is an apocalyptic number.

It is an amenable number.

12260732109 is a deficient number, since it is larger than the sum of its proper divisors (4086910707).

12260732109 is an equidigital number, since it uses as much as digits as its factorization.

12260732109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086910706.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 12260732109 in words is "twelve billion, two hundred sixty million, seven hundred thirty-two thousand, one hundred nine".