103207103 has 2 divisors, whose sum is σ = 103207104. Its totient is φ = 103207102.

The previous prime is 103207099. The next prime is 103207121. The reversal of 103207103 is 301702301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103207103 - 2² = 103207099 is a prime.

It is a super-3 number, since 3×103207103³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103207123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51603551 + 51603552.

It is an arithmetic number, because the mean of its divisors is an integer number (51603552).

Almost surely, 2^103207103 is an apocalyptic number.

103207103 is a deficient number, since it is larger than the sum of its proper divisors (1).

103207103 is an equidigital number, since it uses as much as digits as its factorization.

103207103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 103207103 is about 10159.0896737848. The cubic root of 103207103 is about 469.0687808951.

Adding to 103207103 its reverse (301702301), we get a palindrome (404909404).

The spelling of 103207103 in words is "one hundred three million, two hundred seven thousand, one hundred three".