11313013513 has 2 divisors, whose sum is σ = 11313013514. Its totient is φ = 11313013512.

The previous prime is 11313013507. The next prime is 11313013529. The reversal of 11313013513 is 31531031311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10434009609 + 879003904 = 102147^2 + 29648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11313013513 is a prime.

It is not a weakly prime, because it can be changed into another prime (11313013553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656506756 + 5656506757.

It is an arithmetic number, because the mean of its divisors is an integer number (5656506757).

Almost surely, 2^11313013513 is an apocalyptic number.

It is an amenable number.

11313013513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313013513 is an equidigital number, since it uses as much as digits as its factorization.

11313013513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 22.

Adding to 11313013513 its reverse (31531031311), we get a palindrome (42844044824).

The spelling of 11313013513 in words is "eleven billion, three hundred thirteen million, thirteen thousand, five hundred thirteen".