115242103 has 16 divisors (see below), whose sum is σ = 120748320. Its totient is φ = 109900800.

The previous prime is 115242079. The next prime is 115242109. The reversal of 115242103 is 301242511.

It is a cyclic number.

It is not a de Polignac number, because 115242103 - 2²¹ = 113144951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115242109) 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, 478063 + ... + 478303.

It is an arithmetic number, because the mean of its divisors is an integer number (7546770).

Almost surely, 2^115242103 is an apocalyptic number.

115242103 is a deficient number, since it is larger than the sum of its proper divisors (5506217).

115242103 is a wasteful number, since it uses less digits than its factorization.

115242103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 115242103 is about 10735.0874705333. The cubic root of 115242103 is about 486.6354299607.

Adding to 115242103 its reverse (301242511), we get a palindrome (416484614).

The spelling of 115242103 in words is "one hundred fifteen million, two hundred forty-two thousand, one hundred three".