12267993154 has 8 divisors (see below), whose sum is σ = 18414676368. Its totient is φ = 6129767700.

The previous prime is 12267993151. The next prime is 12267993167. The reversal of 12267993154 is 45139976221.

12267993154 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 a junction number, because it is equal to n+sod(n) for n = 12267993098 and 12267993107.

It is not an unprimeable number, because it can be changed into a prime (12267993151) 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 3 ways as a sum of consecutive naturals, for example, 2110812 + ... + 2116615.

It is an arithmetic number, because the mean of its divisors is an integer number (2301834546).

Almost surely, 2^12267993154 is an apocalyptic number.

12267993154 is a deficient number, since it is larger than the sum of its proper divisors (6146683214).

12267993154 is a wasteful number, since it uses less digits than its factorization.

12267993154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228880.

The product of its digits is 816480, while the sum is 49.

The spelling of 12267993154 in words is "twelve billion, two hundred sixty-seven million, nine hundred ninety-three thousand, one hundred fifty-four".