12722093 has 2 divisors, whose sum is σ = 12722094. Its totient is φ = 12722092.

The previous prime is 12722089. The next prime is 12722107. The reversal of 12722093 is 39022721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7279204 + 5442889 = 2698^2 + 2333^2 .

It is a cyclic number.

It is not a de Polignac number, because 12722093 - 2² = 12722089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12722053) 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, 6361046 + 6361047.

It is an arithmetic number, because the mean of its divisors is an integer number (6361047).

Almost surely, 2^12722093 is an apocalyptic number.

It is an amenable number.

12722093 is a deficient number, since it is larger than the sum of its proper divisors (1).

12722093 is an equidigital number, since it uses as much as digits as its factorization.

12722093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12722093 is about 3566.8043119857. The cubic root of 12722093 is about 233.4458665798.

The spelling of 12722093 in words is "twelve million, seven hundred twenty-two thousand, ninety-three".