115937279 has 2 divisors, whose sum is σ = 115937280. Its totient is φ = 115937278.

The previous prime is 115937267. The next prime is 115937293. The reversal of 115937279 is 972739511.

It is a weak prime.

It is an emirp because it is prime and its reverse (972739511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115937279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115937219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57968639 + 57968640.

It is an arithmetic number, because the mean of its divisors is an integer number (57968640).

Almost surely, 2^115937279 is an apocalyptic number.

115937279 is a deficient number, since it is larger than the sum of its proper divisors (1).

115937279 is an equidigital number, since it uses as much as digits as its factorization.

115937279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 44.

The square root of 115937279 is about 10767.4174712417. The cubic root of 115937279 is about 487.6119807625.

The spelling of 115937279 in words is "one hundred fifteen million, nine hundred thirty-seven thousand, two hundred seventy-nine".