115966523 has 2 divisors, whose sum is σ = 115966524. Its totient is φ = 115966522.

The previous prime is 115966511. The next prime is 115966541. The reversal of 115966523 is 325669511.

It is a weak prime.

It is an emirp because it is prime and its reverse (325669511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115966523 is a prime.

It is not a weakly prime, because it can be changed into another prime (115966553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57983261 + 57983262.

It is an arithmetic number, because the mean of its divisors is an integer number (57983262).

Almost surely, 2^115966523 is an apocalyptic number.

115966523 is a deficient number, since it is larger than the sum of its proper divisors (1).

115966523 is an equidigital number, since it uses as much as digits as its factorization.

115966523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 38.

The square root of 115966523 is about 10768.7753714153. The cubic root of 115966523 is about 487.6529757042.

The spelling of 115966523 in words is "one hundred fifteen million, nine hundred sixty-six thousand, five hundred twenty-three".