115021206 has 24 divisors (see below), whose sum is σ = 260048880. Its totient is φ = 36673296.

The previous prime is 115021199. The next prime is 115021211. The reversal of 115021206 is 602120511.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138501 + ... + 139328.

It is an arithmetic number, because the mean of its divisors is an integer number (10835370).

Almost surely, 2^115021206 is an apocalyptic number.

115021206 is an abundant number, since it is smaller than the sum of its proper divisors (145027674).

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

115021206 is a wasteful number, since it uses less digits than its factorization.

115021206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277860 (or 277857 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 115021206 is about 10724.7939840353. The cubic root of 115021206 is about 486.3243021689.

Adding to 115021206 its reverse (602120511), we get a palindrome (717141717).

The spelling of 115021206 in words is "one hundred fifteen million, twenty-one thousand, two hundred six".