11313013009 has 2 divisors, whose sum is σ = 11313013010. Its totient is φ = 11313013008.

The previous prime is 11313012983. The next prime is 11313013057. The reversal of 11313013009 is 90031031311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8399172609 + 2913840400 = 91647^2 + 53980^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313013009 - 2¹³ = 11313004817 is a prime.

It is not a weakly prime, because it can be changed into another prime (11313013909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656506504 + 5656506505.

It is an arithmetic number, because the mean of its divisors is an integer number (5656506505).

Almost surely, 2^11313013009 is an apocalyptic number.

It is an amenable number.

11313013009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313013009 is an equidigital number, since it uses as much as digits as its factorization.

11313013009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 22.

The spelling of 11313013009 in words is "eleven billion, three hundred thirteen million, thirteen thousand, nine".