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12976039 is a prime number
BaseRepresentation
bin110001011111…
…111110100111
3220102020210001
4301133332213
511310213124
61142042131
7215203006
oct61377647
926366701
1012976039
1173630aa
124419347
1328c433b
141a1ac3d
151214b44
hexc5ffa7

12976039 has 2 divisors, whose sum is σ = 12976040. Its totient is φ = 12976038.

The previous prime is 12976037. The next prime is 12976063. The reversal of 12976039 is 93067921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12976039 - 21 = 12976037 is a prime.

Together with 12976037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12975989 and 12976007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12976037) 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, 6488019 + 6488020.

It is an arithmetic number, because the mean of its divisors is an integer number (6488020).

Almost surely, 212976039 is an apocalyptic number.

12976039 is a deficient number, since it is larger than the sum of its proper divisors (1).

12976039 is an equidigital number, since it uses as much as digits as its factorization.

12976039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 12976039 is about 3602.2269500963. The cubic root of 12976039 is about 234.9889175398.

The spelling of 12976039 in words is "twelve million, nine hundred seventy-six thousand, thirty-nine".