11163949 has 2 divisors, whose sum is σ = 11163950. Its totient is φ = 11163948.

The previous prime is 11163907. The next prime is 11163953. The reversal of 11163949 is 94936111.

It is a happy number.

11163949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10989225 + 174724 = 3315^2 + 418^2 .

It is a cyclic number.

It is not a de Polignac number, because 11163949 - 2⁷ = 11163821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11163959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5581974 + 5581975.

It is an arithmetic number, because the mean of its divisors is an integer number (5581975).

Almost surely, 2^11163949 is an apocalyptic number.

It is an amenable number.

11163949 is a deficient number, since it is larger than the sum of its proper divisors (1).

11163949 is an equidigital number, since it uses as much as digits as its factorization.

11163949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 34.

The square root of 11163949 is about 3341.2496165357. The cubic root of 11163949 is about 223.4974717236.

The spelling of 11163949 in words is "eleven million, one hundred sixty-three thousand, nine hundred forty-nine".