228685103 has 2 divisors, whose sum is σ = 228685104. Its totient is φ = 228685102.

The previous prime is 228685099. The next prime is 228685117. The reversal of 228685103 is 301586822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228685103 - 2² = 228685099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228685133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114342551 + 114342552.

It is an arithmetic number, because the mean of its divisors is an integer number (114342552).

Almost surely, 2^228685103 is an apocalyptic number.

228685103 is a deficient number, since it is larger than the sum of its proper divisors (1).

228685103 is an equidigital number, since it uses as much as digits as its factorization.

228685103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 228685103 is about 15122.3378814256. The cubic root of 228685103 is about 611.5227591805.

The spelling of 228685103 in words is "two hundred twenty-eight million, six hundred eighty-five thousand, one hundred three".