115603216 has 20 divisors (see below), whose sum is σ = 231207424. Its totient is φ = 55936800.

The previous prime is 115603211. The next prime is 115603219. The reversal of 115603216 is 612306511.

115603216 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (115603211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116040 + ... + 117031.

Almost surely, 2^115603216 is an apocalyptic number.

115603216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115603216 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115603216 is a wasteful number, since it uses less digits than its factorization.

115603216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233110 (or 233104 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 115603216 is about 10751.8936006640. The cubic root of 115603216 is about 487.1431933069.

Adding to 115603216 its reverse (612306511), we get a palindrome (727909727).

The spelling of 115603216 in words is "one hundred fifteen million, six hundred three thousand, two hundred sixteen".