11196819 has 8 divisors (see below), whose sum is σ = 16587920. Its totient is φ = 7464528.

The previous prime is 11196799. The next prime is 11196827. The reversal of 11196819 is 91869111.

It is not a de Polignac number, because 11196819 - 2¹⁹ = 10672531 is a prime.

It is a super-2 number, since 2×11196819² = 250737511437522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11196869) 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, 207322 + ... + 207375.

It is an arithmetic number, because the mean of its divisors is an integer number (2073490).

Almost surely, 2^11196819 is an apocalyptic number.

11196819 is a deficient number, since it is larger than the sum of its proper divisors (5391101).

11196819 is an equidigital number, since it uses as much as digits as its factorization.

11196819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414706 (or 414700 counting only the distinct ones).

The product of its digits is 3888, while the sum is 36.

The square root of 11196819 is about 3346.1648196107. The cubic root of 11196819 is about 223.7166045682.

The spelling of 11196819 in words is "eleven million, one hundred ninety-six thousand, eight hundred nineteen".