115341987 has 16 divisors (see below), whose sum is σ = 164816640. Its totient is φ = 71561952.

The previous prime is 115341973. The next prime is 115341997. The reversal of 115341987 is 789143511.

It is not a de Polignac number, because 115341987 - 2⁷ = 115341859 is a prime.

It is a super-3 number, since 3×115341987³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (115341997) 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 15 ways as a sum of consecutive naturals, for example, 20037 + ... + 25142.

It is an arithmetic number, because the mean of its divisors is an integer number (10301040).

Almost surely, 2^115341987 is an apocalyptic number.

115341987 is a deficient number, since it is larger than the sum of its proper divisors (49474653).

115341987 is a wasteful number, since it uses less digits than its factorization.

115341987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45242.

The product of its digits is 30240, while the sum is 39.

The square root of 115341987 is about 10739.7386839718. The cubic root of 115341987 is about 486.7759835016.

The spelling of 115341987 in words is "one hundred fifteen million, three hundred forty-one thousand, nine hundred eighty-seven".