11194489 has 2 divisors, whose sum is σ = 11194490. Its totient is φ = 11194488.

The previous prime is 11194471. The next prime is 11194529. The reversal of 11194489 is 98449111.

11194489 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7333264 + 3861225 = 2708^2 + 1965^2 .

It is a cyclic number.

It is not a de Polignac number, because 11194489 - 2⁷ = 11194361 is a prime.

It is a super-2 number, since 2×11194489² = 250633167942242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11194429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5597244 + 5597245.

It is an arithmetic number, because the mean of its divisors is an integer number (5597245).

Almost surely, 2^11194489 is an apocalyptic number.

It is an amenable number.

11194489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11194489 is an equidigital number, since it uses as much as digits as its factorization.

11194489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 37.

The square root of 11194489 is about 3345.8166417184. The cubic root of 11194489 is about 223.7010854031.

The spelling of 11194489 in words is "eleven million, one hundred ninety-four thousand, four hundred eighty-nine".