11245219 has 4 divisors (see below), whose sum is σ = 11608000. Its totient is φ = 10882440.

The previous prime is 11245187. The next prime is 11245259. The reversal of 11245219 is 91254211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91254211 = 313 ⋅291547.

It is a cyclic number.

It is not a de Polignac number, because 11245219 - 2⁵ = 11245187 is a prime.

It is a super-2 number, since 2×11245219² = 252909900715922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11245193 and 11245202.

It is not an unprimeable number, because it can be changed into a prime (11245259) 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 3 ways as a sum of consecutive naturals, for example, 181344 + ... + 181405.

It is an arithmetic number, because the mean of its divisors is an integer number (2902000).

Almost surely, 2^11245219 is an apocalyptic number.

11245219 is a deficient number, since it is larger than the sum of its proper divisors (362781).

11245219 is an equidigital number, since it uses as much as digits as its factorization.

11245219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362780.

The product of its digits is 720, while the sum is 25.

The square root of 11245219 is about 3353.3891811121. The cubic root of 11245219 is about 224.0384912065.

The spelling of 11245219 in words is "eleven million, two hundred forty-five thousand, two hundred nineteen".