12672619 has 2 divisors, whose sum is σ = 12672620. Its totient is φ = 12672618.

The previous prime is 12672617. The next prime is 12672641. The reversal of 12672619 is 91627621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12672619 - 2¹ = 12672617 is a prime.

It is a super-2 number, since 2×12672619² = 321190544638322, which contains 22 as substring.

Together with 12672617, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12672617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6336309 + 6336310.

It is an arithmetic number, because the mean of its divisors is an integer number (6336310).

Almost surely, 2^12672619 is an apocalyptic number.

12672619 is a deficient number, since it is larger than the sum of its proper divisors (1).

12672619 is an equidigital number, since it uses as much as digits as its factorization.

12672619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 12672619 is about 3559.8622164348. The cubic root of 12672619 is about 233.1428633826.

The spelling of 12672619 in words is "twelve million, six hundred seventy-two thousand, six hundred nineteen".