12850924517 has 2 divisors, whose sum is σ = 12850924518. Its totient is φ = 12850924516.

The previous prime is 12850924511. The next prime is 12850924561. The reversal of 12850924517 is 71542905821.

It is an a-pointer prime, because the next prime (12850924561) can be obtained adding 12850924517 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9688661761 + 3162262756 = 98431^2 + 56234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12850924517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12850924511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6425462258 + 6425462259.

It is an arithmetic number, because the mean of its divisors is an integer number (6425462259).

Almost surely, 2^12850924517 is an apocalyptic number.

It is an amenable number.

12850924517 is a deficient number, since it is larger than the sum of its proper divisors (1).

12850924517 is an equidigital number, since it uses as much as digits as its factorization.

12850924517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 12850924517 in words is "twelve billion, eight hundred fifty million, nine hundred twenty-four thousand, five hundred seventeen".