11974994273 has 8 divisors (see below), whose sum is σ = 13514100480. Its totient is φ = 10510966480.

The previous prime is 11974994203. The next prime is 11974994279. The reversal of 11974994273 is 37249947911.

11974994273 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 11974994273 - 2¹² = 11974990177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11974994279) 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, 18769265 + ... + 18769902.

It is an arithmetic number, because the mean of its divisors is an integer number (1689262560).

Almost surely, 2^11974994273 is an apocalyptic number.

It is an amenable number.

11974994273 is a deficient number, since it is larger than the sum of its proper divisors (1539106207).

11974994273 is a wasteful number, since it uses less digits than its factorization.

11974994273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37539207.

The product of its digits is 3429216, while the sum is 56.

The spelling of 11974994273 in words is "eleven billion, nine hundred seventy-four million, nine hundred ninety-four thousand, two hundred seventy-three".