12917741 has 2 divisors, whose sum is σ = 12917742. Its totient is φ = 12917740.

The previous prime is 12917717. The next prime is 12917761. The reversal of 12917741 is 14771921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8099716 + 4818025 = 2846^2 + 2195^2 .

It is a cyclic number.

It is not a de Polignac number, because 12917741 - 2⁶ = 12917677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12917698 and 12917707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12917761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6458870 + 6458871.

It is an arithmetic number, because the mean of its divisors is an integer number (6458871).

Almost surely, 2^12917741 is an apocalyptic number.

It is an amenable number.

12917741 is a deficient number, since it is larger than the sum of its proper divisors (1).

12917741 is an equidigital number, since it uses as much as digits as its factorization.

12917741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 32.

The square root of 12917741 is about 3594.1259020797. The cubic root of 12917741 is about 234.6364743120.

The spelling of 12917741 in words is "twelve million, nine hundred seventeen thousand, seven hundred forty-one".