12509683 has 2 divisors, whose sum is σ = 12509684. Its totient is φ = 12509682.

The previous prime is 12509641. The next prime is 12509687. The reversal of 12509683 is 38690521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12509683 - 2¹³ = 12501491 is a prime.

It is not a weakly prime, because it can be changed into another prime (12509687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6254841 + 6254842.

It is an arithmetic number, because the mean of its divisors is an integer number (6254842).

Almost surely, 2^12509683 is an apocalyptic number.

12509683 is a deficient number, since it is larger than the sum of its proper divisors (1).

12509683 is an equidigital number, since it uses as much as digits as its factorization.

12509683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 12509683 is about 3536.9030238331. The cubic root of 12509683 is about 232.1393522198.

The spelling of 12509683 in words is "twelve million, five hundred nine thousand, six hundred eighty-three".