11198449 has 2 divisors, whose sum is σ = 11198450. Its totient is φ = 11198448.

The previous prime is 11198431. The next prime is 11198459. The reversal of 11198449 is 94489111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11155600 + 42849 = 3340^2 + 207^2 .

It is a cyclic number.

It is not a de Polignac number, because 11198449 - 2⁵ = 11198417 is a prime.

It is not a weakly prime, because it can be changed into another prime (11198459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5599224 + 5599225.

It is an arithmetic number, because the mean of its divisors is an integer number (5599225).

Almost surely, 2^11198449 is an apocalyptic number.

It is an amenable number.

11198449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11198449 is an equidigital number, since it uses as much as digits as its factorization.

11198449 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 11198449 is about 3346.4083731667. The cubic root of 11198449 is about 223.7274600434.

The spelling of 11198449 in words is "eleven million, one hundred ninety-eight thousand, four hundred forty-nine".