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12628937 is a prime number
BaseRepresentation
bin110000001011…
…001111001001
3212202121122102
4300023033021
511213111222
61130403145
7212226026
oct60131711
925677572
1012628937
117146342
1242904b5
132802359
14196a54d
151196d92
hexc0b3c9

12628937 has 2 divisors, whose sum is σ = 12628938. Its totient is φ = 12628936.

The previous prime is 12628921. The next prime is 12628961. The reversal of 12628937 is 73982621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10523536 + 2105401 = 3244^2 + 1451^2 .

It is a cyclic number.

It is not a de Polignac number, because 12628937 - 24 = 12628921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12628937.

It is not a weakly prime, because it can be changed into another prime (12628907) 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, 6314468 + 6314469.

It is an arithmetic number, because the mean of its divisors is an integer number (6314469).

Almost surely, 212628937 is an apocalyptic number.

It is an amenable number.

12628937 is a deficient number, since it is larger than the sum of its proper divisors (1).

12628937 is an equidigital number, since it uses as much as digits as its factorization.

12628937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 12628937 is about 3553.7215704104. The cubic root of 12628937 is about 232.8746770284.

The spelling of 12628937 in words is "twelve million, six hundred twenty-eight thousand, nine hundred thirty-seven".