103306913 has 2 divisors, whose sum is σ = 103306914. Its totient is φ = 103306912.

The previous prime is 103306901. The next prime is 103306919. The reversal of 103306913 is 319603301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98863249 + 4443664 = 9943^2 + 2108^2 .

It is an emirp because it is prime and its reverse (319603301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103306913 - 2¹² = 103302817 is a prime.

It is not a weakly prime, because it can be changed into another prime (103306919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51653456 + 51653457.

It is an arithmetic number, because the mean of its divisors is an integer number (51653457).

Almost surely, 2^103306913 is an apocalyptic number.

It is an amenable number.

103306913 is a deficient number, since it is larger than the sum of its proper divisors (1).

103306913 is an equidigital number, since it uses as much as digits as its factorization.

103306913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 103306913 is about 10164.0008362849. Note that the first 3 decimals coincide. The cubic root of 103306913 is about 469.2199419087.

The spelling of 103306913 in words is "one hundred three million, three hundred six thousand, nine hundred thirteen".