11819355249 has 8 divisors (see below), whose sum is σ = 16971381952. Its totient is φ = 7273449360.

The previous prime is 11819355241. The next prime is 11819355257. The reversal of 11819355249 is 94255391811.

It is an interprime number because it is at equal distance from previous prime (11819355241) and next prime (11819355257).

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

It is not a de Polignac number, because 11819355249 - 2³ = 11819355241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11819355198 and 11819355207.

It is not an unprimeable number, because it can be changed into a prime (11819355241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151530157 + ... + 151530234.

It is an arithmetic number, because the mean of its divisors is an integer number (2121422744).

Almost surely, 2^11819355249 is an apocalyptic number.

It is an amenable number.

11819355249 is a deficient number, since it is larger than the sum of its proper divisors (5152026703).

11819355249 is a wasteful number, since it uses less digits than its factorization.

11819355249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303060407.

The product of its digits is 388800, while the sum is 48.

The spelling of 11819355249 in words is "eleven billion, eight hundred nineteen million, three hundred fifty-five thousand, two hundred forty-nine".