12172073374 has 4 divisors (see below), whose sum is σ = 18258110064. Its totient is φ = 6086036686.

The previous prime is 12172073357. The next prime is 12172073377. The reversal of 12172073374 is 47337027121.

12172073374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47337027121 = 1847 ⋅25629143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12172073377) 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 as a sum of consecutive naturals, namely, 3043018342 + ... + 3043018345.

It is an arithmetic number, because the mean of its divisors is an integer number (4564527516).

Almost surely, 2^12172073374 is an apocalyptic number.

12172073374 is a deficient number, since it is larger than the sum of its proper divisors (6086036690).

12172073374 is an equidigital number, since it uses as much as digits as its factorization.

12172073374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6086036689.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 12172073374 in words is "twelve billion, one hundred seventy-two million, seventy-three thousand, three hundred seventy-four".