115120313 has 16 divisors (see below), whose sum is σ = 149769216. Its totient is φ = 85802640.

The previous prime is 115120309. The next prime is 115120321. The reversal of 115120313 is 313021511.

It is not a de Polignac number, because 115120313 - 2² = 115120309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115120291 and 115120300.

It is not an unprimeable number, because it can be changed into a prime (115120303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30731 + ... + 34272.

It is an arithmetic number, because the mean of its divisors is an integer number (9360576).

Almost surely, 2^115120313 is an apocalyptic number.

It is an amenable number.

115120313 is a deficient number, since it is larger than the sum of its proper divisors (34648903).

115120313 is a wasteful number, since it uses less digits than its factorization.

115120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65044.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 115120313 is about 10729.4134508835. The cubic root of 115120313 is about 486.4639410748.

Adding to 115120313 its reverse (313021511), we get a palindrome (428141824).

The spelling of 115120313 in words is "one hundred fifteen million, one hundred twenty thousand, three hundred thirteen".