113910717289 has 2 divisors, whose sum is σ = 113910717290. Its totient is φ = 113910717288.

The previous prime is 113910717281. The next prime is 113910717331. The reversal of 113910717289 is 982717019311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64452515625 + 49458201664 = 253875^2 + 222392^2 .

It is an emirp because it is prime and its reverse (982717019311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113910717289 - 2³ = 113910717281 is a prime.

It is not a weakly prime, because it can be changed into another prime (113910717281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56955358644 + 56955358645.

It is an arithmetic number, because the mean of its divisors is an integer number (56955358645).

Almost surely, 2^113910717289 is an apocalyptic number.

It is an amenable number.

113910717289 is a deficient number, since it is larger than the sum of its proper divisors (1).

113910717289 is an equidigital number, since it uses as much as digits as its factorization.

113910717289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 49.

The spelling of 113910717289 in words is "one hundred thirteen billion, nine hundred ten million, seven hundred seventeen thousand, two hundred eighty-nine".