10917569893 has 2 divisors, whose sum is σ = 10917569894. Its totient is φ = 10917569892.

The previous prime is 10917569857. The next prime is 10917569903. The reversal of 10917569893 is 39896571901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10895601924 + 21967969 = 104382^2 + 4687^2 .

It is an emirp because it is prime and its reverse (39896571901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10917569893 - 2¹³ = 10917561701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10917569843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5458784946 + 5458784947.

It is an arithmetic number, because the mean of its divisors is an integer number (5458784947).

Almost surely, 2^10917569893 is an apocalyptic number.

It is an amenable number.

10917569893 is a deficient number, since it is larger than the sum of its proper divisors (1).

10917569893 is an equidigital number, since it uses as much as digits as its factorization.

10917569893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3674160, while the sum is 58.

The spelling of 10917569893 in words is "ten billion, nine hundred seventeen million, five hundred sixty-nine thousand, eight hundred ninety-three".