115303172 has 24 divisors (see below), whose sum is σ = 212852640. Its totient is φ = 54501120.

The previous prime is 115303171. The next prime is 115303207. The reversal of 115303172 is 271303511.

It is a super-3 number, since 3×115303172³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (115303171) 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, 42068 + ... + 44724.

It is an arithmetic number, because the mean of its divisors is an integer number (8868860).

Almost surely, 2^115303172 is an apocalyptic number.

It is an amenable number.

115303172 is a deficient number, since it is larger than the sum of its proper divisors (97549468).

115303172 is a wasteful number, since it uses less digits than its factorization.

115303172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251 (or 3249 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 115303172 is about 10737.9314581534. The cubic root of 115303172 is about 486.7213739297.

Adding to 115303172 its reverse (271303511), we get a palindrome (386606683).

The spelling of 115303172 in words is "one hundred fifteen million, three hundred three thousand, one hundred seventy-two".