53103111109 has 2 divisors, whose sum is σ = 53103111110. Its totient is φ = 53103111108.

The previous prime is 53103111101. The next prime is 53103111119. The reversal of 53103111109 is 90111130135.

It is a happy number.

53103111109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53003550625 + 99560484 = 230225^2 + 9978^2 .

It is a cyclic number.

It is not a de Polignac number, because 53103111109 - 2³ = 53103111101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53103111101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26551555554 + 26551555555.

It is an arithmetic number, because the mean of its divisors is an integer number (26551555555).

Almost surely, 2^53103111109 is an apocalyptic number.

It is an amenable number.

53103111109 is a deficient number, since it is larger than the sum of its proper divisors (1).

53103111109 is an equidigital number, since it uses as much as digits as its factorization.

53103111109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 25.

The spelling of 53103111109 in words is "fifty-three billion, one hundred three million, one hundred eleven thousand, one hundred nine".