103204313 has 2 divisors, whose sum is σ = 103204314. Its totient is φ = 103204312.

The previous prime is 103204307. The next prime is 103204319. The reversal of 103204313 is 313402301.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (103204307) and next prime (103204319).

It can be written as a sum of positive squares in only one way, i.e., 77933584 + 25270729 = 8828^2 + 5027^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103204313 is a prime.

It is a super-2 number, since 2×103204313² = 21302260443603938, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 103204291 and 103204300.

It is not a weakly prime, because it can be changed into another prime (103204319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51602156 + 51602157.

It is an arithmetic number, because the mean of its divisors is an integer number (51602157).

Almost surely, 2^103204313 is an apocalyptic number.

It is an amenable number.

103204313 is a deficient number, since it is larger than the sum of its proper divisors (1).

103204313 is an equidigital number, since it uses as much as digits as its factorization.

103204313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 103204313 is about 10158.9523574038. The cubic root of 103204313 is about 469.0645540746.

Adding to 103204313 its reverse (313402301), we get a palindrome (416606614).

The spelling of 103204313 in words is "one hundred three million, two hundred four thousand, three hundred thirteen".