115199895 has 8 divisors (see below), whose sum is σ = 184319856. Its totient is φ = 61439936.

The previous prime is 115199857. The next prime is 115199897. The reversal of 115199895 is 598991511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115199895 - 2¹⁸ = 114937751 is a prime.

It is a super-2 number, since 2×115199895² = 26542031616022050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115199897) 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 in 7 ways as a sum of consecutive naturals, for example, 3839982 + ... + 3840011.

It is an arithmetic number, because the mean of its divisors is an integer number (23039982).

Almost surely, 2^115199895 is an apocalyptic number.

115199895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115199895 is a deficient number, since it is larger than the sum of its proper divisors (69119961).

115199895 is an equidigital number, since it uses as much as digits as its factorization.

115199895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7680001.

The product of its digits is 145800, while the sum is 48.

The square root of 115199895 is about 10733.1214005992. The cubic root of 115199895 is about 486.5760118145.

The spelling of 115199895 in words is "one hundred fifteen million, one hundred ninety-nine thousand, eight hundred ninety-five".