12148639097 has 8 divisors (see below), whose sum is σ = 13900954176. Its totient is φ = 10400522832.

The previous prime is 12148639067. The next prime is 12148639099. The reversal of 12148639097 is 79093684121.

12148639097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12148639097 - 2¹² = 12148635001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12148639099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1043498 + ... + 1055075.

It is an arithmetic number, because the mean of its divisors is an integer number (1737619272).

Almost surely, 2^12148639097 is an apocalyptic number.

It is an amenable number.

12148639097 is a deficient number, since it is larger than the sum of its proper divisors (1752315079).

12148639097 is an equidigital number, since it uses as much as digits as its factorization.

12148639097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099407.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 12148639097 in words is "twelve billion, one hundred forty-eight million, six hundred thirty-nine thousand, ninety-seven".