11194013 has 2 divisors, whose sum is σ = 11194014. Its totient is φ = 11194012.

The previous prime is 11193997. The next prime is 11194033. The reversal of 11194013 is 31049111.

It is an a-pointer prime, because the next prime (11194033) can be obtained adding 11194013 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6775609 + 4418404 = 2603^2 + 2102^2 .

It is a cyclic number.

It is not a de Polignac number, because 11194013 - 2⁴ = 11193997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11194033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5597006 + 5597007.

It is an arithmetic number, because the mean of its divisors is an integer number (5597007).

Almost surely, 2^11194013 is an apocalyptic number.

It is an amenable number.

11194013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11194013 is an equidigital number, since it uses as much as digits as its factorization.

11194013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 11194013 is about 3345.7455073571. The cubic root of 11194013 is about 223.6979146993.

The spelling of 11194013 in words is "eleven million, one hundred ninety-four thousand, thirteen".