12109337263 has 4 divisors (see below), whose sum is σ = 12153053560. Its totient is φ = 12065620968.

The previous prime is 12109337257. The next prime is 12109337311. The reversal of 12109337263 is 36273390121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36273390121 = 130531 ⋅277891.

It is a cyclic number.

It is not a de Polignac number, because 12109337263 - 2²¹ = 12107240111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12109337213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21857733 + ... + 21858286.

It is an arithmetic number, because the mean of its divisors is an integer number (3038263390).

Almost surely, 2^12109337263 is an apocalyptic number.

12109337263 is a deficient number, since it is larger than the sum of its proper divisors (43716297).

12109337263 is an equidigital number, since it uses as much as digits as its factorization.

12109337263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43716296.

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 12109337263 in words is "twelve billion, one hundred nine million, three hundred thirty-seven thousand, two hundred sixty-three".