103303131913 has 2 divisors, whose sum is σ = 103303131914. Its totient is φ = 103303131912.

The previous prime is 103303131881. The next prime is 103303131959. The reversal of 103303131913 is 319131303301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84618155664 + 18684976249 = 290892^2 + 136693^2 .

It is a cyclic number.

It is not a de Polignac number, because 103303131913 - 2⁵ = 103303131881 is a prime.

It is not a weakly prime, because it can be changed into another prime (103303137913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51651565956 + 51651565957.

It is an arithmetic number, because the mean of its divisors is an integer number (51651565957).

Almost surely, 2^103303131913 is an apocalyptic number.

It is an amenable number.

103303131913 is a deficient number, since it is larger than the sum of its proper divisors (1).

103303131913 is an equidigital number, since it uses as much as digits as its factorization.

103303131913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2187, while the sum is 28.

The spelling of 103303131913 in words is "one hundred three billion, three hundred three million, one hundred thirty-one thousand, nine hundred thirteen".