11541219 has 12 divisors (see below), whose sum is σ = 15639624. Its totient is φ = 7570464.

The previous prime is 11541209. The next prime is 11541221. The reversal of 11541219 is 91214511.

It is a happy number.

It is not a de Polignac number, because 11541219 - 2⁷ = 11541091 is a prime.

It is a super-2 number, since 2×11541219² = 266399472011922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11541209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13039 + ... + 13895.

It is an arithmetic number, because the mean of its divisors is an integer number (1303302).

Almost surely, 2^11541219 is an apocalyptic number.

11541219 is a deficient number, since it is larger than the sum of its proper divisors (4098405).

11541219 is an frugal number, since it uses more digits than its factorization.

11541219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 927 counting only the distinct ones).

The product of its digits is 360, while the sum is 24.

The square root of 11541219 is about 3397.2369655354. The cubic root of 11541219 is about 225.9872274610.

The spelling of 11541219 in words is "eleven million, five hundred forty-one thousand, two hundred nineteen".