103204247 has 2 divisors, whose sum is σ = 103204248. Its totient is φ = 103204246.

The previous prime is 103204223. The next prime is 103204267. The reversal of 103204247 is 742402301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103204247 - 2¹⁰ = 103203223 is a prime.

It is a super-2 number, since 2×103204247² = 21302233197674018, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103204267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51602123 + 51602124.

It is an arithmetic number, because the mean of its divisors is an integer number (51602124).

Almost surely, 2^103204247 is an apocalyptic number.

103204247 is a deficient number, since it is larger than the sum of its proper divisors (1).

103204247 is an equidigital number, since it uses as much as digits as its factorization.

103204247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 103204247 is about 10158.9491090368. The cubic root of 103204247 is about 469.0644540844.

Adding to 103204247 its reverse (742402301), we get a palindrome (845606548).

The spelling of 103204247 in words is "one hundred three million, two hundred four thousand, two hundred forty-seven".