115003979 has 8 divisors (see below), whose sum is σ = 126320640. Its totient is φ = 104213736.

The previous prime is 115003949. The next prime is 115003991. The reversal of 115003979 is 979300511.

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

It is a de Polignac number, because none of the positive numbers 2^k-115003979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115003909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131147 + ... + 132020.

It is an arithmetic number, because the mean of its divisors is an integer number (15790080).

Almost surely, 2^115003979 is an apocalyptic number.

115003979 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

115003979 is a deficient number, since it is larger than the sum of its proper divisors (11316661).

115003979 is a wasteful number, since it uses less digits than its factorization.

115003979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263209.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 115003979 is about 10723.9908149905. The cubic root of 115003979 is about 486.3000216403.

The spelling of 115003979 in words is "one hundred fifteen million, three thousand, nine hundred seventy-nine".