115597247 has 2 divisors, whose sum is σ = 115597248. Its totient is φ = 115597246.

The previous prime is 115597199. The next prime is 115597267. The reversal of 115597247 is 742795511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115597247 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 (115597267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57798623 + 57798624.

It is an arithmetic number, because the mean of its divisors is an integer number (57798624).

Almost surely, 2^115597247 is an apocalyptic number.

115597247 is a deficient number, since it is larger than the sum of its proper divisors (1).

115597247 is an equidigital number, since it uses as much as digits as its factorization.

115597247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 88200, while the sum is 41.

The square root of 115597247 is about 10751.6160180691. The cubic root of 115597247 is about 487.1348088581.

The spelling of 115597247 in words is "one hundred fifteen million, five hundred ninety-seven thousand, two hundred forty-seven".