1103130013 has 2 divisors, whose sum is σ = 1103130014. Its totient is φ = 1103130012.

The previous prime is 1103129999. The next prime is 1103130037. The reversal of 1103130013 is 3100313011.

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., 873970969 + 229159044 = 29563^2 + 15138^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103130013 - 2⁹ = 1103129501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103129975 and 1103130002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103130113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551565006 + 551565007.

It is an arithmetic number, because the mean of its divisors is an integer number (551565007).

Almost surely, 2^1103130013 is an apocalyptic number.

It is an amenable number.

1103130013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103130013 is an equidigital number, since it uses as much as digits as its factorization.

1103130013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1103130013 is about 33213.4011055779. The cubic root of 1103130013 is about 1033.2582943659.

Adding to 1103130013 its reverse (3100313011), we get a palindrome (4203443024).

The spelling of 1103130013 in words is "one billion, one hundred three million, one hundred thirty thousand, thirteen".