12762089 has 2 divisors, whose sum is σ = 12762090. Its totient is φ = 12762088.

The previous prime is 12762083. The next prime is 12762119. The reversal of 12762089 is 98026721.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8456464 + 4305625 = 2908^2 + 2075^2 .

It is a cyclic number.

It is not a de Polignac number, because 12762089 - 2⁴ = 12762073 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12762083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6381044 + 6381045.

It is an arithmetic number, because the mean of its divisors is an integer number (6381045).

Almost surely, 2^12762089 is an apocalyptic number.

It is an amenable number.

12762089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12762089 is an equidigital number, since it uses as much as digits as its factorization.

12762089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 12762089 is about 3572.4066117955. The cubic root of 12762089 is about 233.6902481035.

The spelling of 12762089 in words is "twelve million, seven hundred sixty-two thousand, eighty-nine".