12148591346 has 8 divisors (see below), whose sum is σ = 18667347804. Its totient is φ = 5926142080.

The previous prime is 12148591321. The next prime is 12148591361. The reversal of 12148591346 is 64319584121.

12148591346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11912631025 + 235960321 = 109145^2 + 15361^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12148591297 and 12148591306.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 74076695 + ... + 74076858.

Almost surely, 2^12148591346 is an apocalyptic number.

12148591346 is a deficient number, since it is larger than the sum of its proper divisors (6518756458).

12148591346 is a wasteful number, since it uses less digits than its factorization.

12148591346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148153596.

The product of its digits is 207360, while the sum is 44.

The spelling of 12148591346 in words is "twelve billion, one hundred forty-eight million, five hundred ninety-one thousand, three hundred forty-six".