12535717 has 2 divisors, whose sum is σ = 12535718. Its totient is φ = 12535716.

The previous prime is 12535697. The next prime is 12535723. The reversal of 12535717 is 71753521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12432676 + 103041 = 3526^2 + 321^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12535717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12535727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267858 + 6267859.

It is an arithmetic number, because the mean of its divisors is an integer number (6267859).

Almost surely, 2^12535717 is an apocalyptic number.

It is an amenable number.

12535717 is a deficient number, since it is larger than the sum of its proper divisors (1).

12535717 is an equidigital number, since it uses as much as digits as its factorization.

12535717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7350, while the sum is 31.

The square root of 12535717 is about 3540.5814494232. The cubic root of 12535717 is about 232.3002763171.

The spelling of 12535717 in words is "twelve million, five hundred thirty-five thousand, seven hundred seventeen".