103044013 has 2 divisors, whose sum is σ = 103044014. Its totient is φ = 103044012.

The previous prime is 103043977. The next prime is 103044023. The reversal of 103044013 is 310440301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84879369 + 18164644 = 9213^2 + 4262^2 .

It is an emirp because it is prime and its reverse (310440301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103044013 - 2²¹ = 100946861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103044023) 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, 51522006 + 51522007.

It is an arithmetic number, because the mean of its divisors is an integer number (51522007).

Almost surely, 2^103044013 is an apocalyptic number.

It is an amenable number.

103044013 is a deficient number, since it is larger than the sum of its proper divisors (1).

103044013 is an equidigital number, since it uses as much as digits as its factorization.

103044013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 103044013 is about 10151.0596983763. The cubic root of 103044013 is about 468.8215732369.

Adding to 103044013 its reverse (310440301), we get a palindrome (413484314).

The spelling of 103044013 in words is "one hundred three million, forty-four thousand, thirteen".