11419512049 has 4 divisors (see below), whose sum is σ = 12457649520. Its totient is φ = 10381374580.

The previous prime is 11419512037. The next prime is 11419512059. The reversal of 11419512049 is 94021591411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11419512049 - 2¹¹ = 11419510001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11419511999 and 11419512017.

It is not an unprimeable number, because it can be changed into a prime (11419512019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519068719 + ... + 519068740.

It is an arithmetic number, because the mean of its divisors is an integer number (3114412380).

Almost surely, 2^11419512049 is an apocalyptic number.

It is an amenable number.

11419512049 is a deficient number, since it is larger than the sum of its proper divisors (1038137471).

11419512049 is a wasteful number, since it uses less digits than its factorization.

11419512049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038137470.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 11419512049 in words is "eleven billion, four hundred nineteen million, five hundred twelve thousand, forty-nine".