103343813 has 2 divisors, whose sum is σ = 103343814. Its totient is φ = 103343812.

The previous prime is 103343803. The next prime is 103343819. The reversal of 103343813 is 318343301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95687524 + 7656289 = 9782^2 + 2767^2 .

It is a cyclic number.

It is not a de Polignac number, because 103343813 - 2⁸ = 103343557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103343819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51671906 + 51671907.

It is an arithmetic number, because the mean of its divisors is an integer number (51671907).

Almost surely, 2^103343813 is an apocalyptic number.

It is an amenable number.

103343813 is a deficient number, since it is larger than the sum of its proper divisors (1).

103343813 is an equidigital number, since it uses as much as digits as its factorization.

103343813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 103343813 is about 10165.8159042942. The cubic root of 103343813 is about 469.2758018516.

The spelling of 103343813 in words is "one hundred three million, three hundred forty-three thousand, eight hundred thirteen".