115563273 has 16 divisors (see below), whose sum is σ = 176409600. Its totient is φ = 65918736.

The previous prime is 115563211. The next prime is 115563281. The reversal of 115563273 is 372365511.

It is not a de Polignac number, because 115563273 - 2⁶ = 115563209 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115563673) 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, 7986 + ... + 17172.

It is an arithmetic number, because the mean of its divisors is an integer number (11025600).

Almost surely, 2^115563273 is an apocalyptic number.

It is an amenable number.

115563273 is a deficient number, since it is larger than the sum of its proper divisors (60846327).

115563273 is an equidigital number, since it uses as much as digits as its factorization.

115563273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9796.

The product of its digits is 18900, while the sum is 33.

The square root of 115563273 is about 10750.0359534282. The cubic root of 115563273 is about 487.0870812520.

The spelling of 115563273 in words is "one hundred fifteen million, five hundred sixty-three thousand, two hundred seventy-three".