11000013 has 8 divisors (see below), whose sum is σ = 15024576. Its totient is φ = 7154400.

The previous prime is 10999997. The next prime is 11000027. The reversal of 11000013 is 31000011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11000013 - 2⁴ = 10999997 is a prime.

11000013 is a modest number, since divided by 13 gives 11 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10999965 and 11000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44593 + ... + 44838.

It is an arithmetic number, because the mean of its divisors is an integer number (1878072).

Almost surely, 2^11000013 is an apocalyptic number.

It is an amenable number.

11000013 is a deficient number, since it is larger than the sum of its proper divisors (4024563).

11000013 is an equidigital number, since it uses as much as digits as its factorization.

11000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89475.

The product of its (nonzero) digits is 3, while the sum is 6.

The square root of 11000013 is about 3316.6267501786. The cubic root of 11000013 is about 222.3980966682.

Adding to 11000013 its reverse (31000011), we get a palindrome (42000024).

The spelling of 11000013 in words is "eleven million, thirteen", and thus it is an aban number and an uban number.