225015103 has 2 divisors, whose sum is σ = 225015104. Its totient is φ = 225015102.

The previous prime is 225015101. The next prime is 225015121. The reversal of 225015103 is 301510522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225015103 - 2¹ = 225015101 is a prime.

Together with 225015101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225015101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112507551 + 112507552.

It is an arithmetic number, because the mean of its divisors is an integer number (112507552).

Almost surely, 2^225015103 is an apocalyptic number.

225015103 is a deficient number, since it is larger than the sum of its proper divisors (1).

225015103 is an equidigital number, since it uses as much as digits as its factorization.

225015103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 225015103 is about 15000.5034248854. The cubic root of 225015103 is about 608.2338080672.

Adding to 225015103 its reverse (301510522), we get a palindrome (526525625).

The spelling of 225015103 in words is "two hundred twenty-five million, fifteen thousand, one hundred three".