115312199 has 2 divisors, whose sum is σ = 115312200. Its totient is φ = 115312198.

The previous prime is 115312181. The next prime is 115312217. The reversal of 115312199 is 991213511.

It is a balanced prime because it is at equal distance from previous prime (115312181) and next prime (115312217).

It is a cyclic number.

It is not a de Polignac number, because 115312199 - 2¹² = 115308103 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 (115312129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57656099 + 57656100.

It is an arithmetic number, because the mean of its divisors is an integer number (57656100).

Almost surely, 2^115312199 is an apocalyptic number.

115312199 is a deficient number, since it is larger than the sum of its proper divisors (1).

115312199 is an equidigital number, since it uses as much as digits as its factorization.

115312199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 32.

The square root of 115312199 is about 10738.3517822802. The cubic root of 115312199 is about 486.7340752836.

It can be divided in two parts, 115312 and 199, that added together give a palindrome (115511).

The spelling of 115312199 in words is "one hundred fifteen million, three hundred twelve thousand, one hundred ninety-nine".