12732019 has 2 divisors, whose sum is σ = 12732020. Its totient is φ = 12732018.

The previous prime is 12732007. The next prime is 12732047. The reversal of 12732019 is 91023721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12732019 - 2⁵ = 12731987 is a prime.

It is a super-2 number, since 2×12732019² = 324208615632722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12731984 and 12732002.

It is not a weakly prime, because it can be changed into another prime (12732059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366009 + 6366010.

It is an arithmetic number, because the mean of its divisors is an integer number (6366010).

Almost surely, 2^12732019 is an apocalyptic number.

12732019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12732019 is an equidigital number, since it uses as much as digits as its factorization.

12732019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12732019 is about 3568.1954823132. The cubic root of 12732019 is about 233.5065636495.

The spelling of 12732019 in words is "twelve million, seven hundred thirty-two thousand, nineteen".