11242949 has 8 divisors (see below), whose sum is σ = 11463192. Its totient is φ = 11024640.

The previous prime is 11242937. The next prime is 11242951. The reversal of 11242949 is 94924211.

It can be written as a sum of positive squares in 4 ways, for example, as 1909924 + 9333025 = 1382^2 + 3055^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11242949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16679 + ... + 17339.

It is an arithmetic number, because the mean of its divisors is an integer number (1432899).

Almost surely, 2^11242949 is an apocalyptic number.

It is an amenable number.

11242949 is a deficient number, since it is larger than the sum of its proper divisors (220243).

11242949 is an equidigital number, since it uses as much as digits as its factorization.

11242949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its digits is 5184, while the sum is 32.

The square root of 11242949 is about 3353.0507004816. The cubic root of 11242949 is about 224.0234151224.

The spelling of 11242949 in words is "eleven million, two hundred forty-two thousand, nine hundred forty-nine".