11309016449 has 4 divisors (see below), whose sum is σ = 11309541936. Its totient is φ = 11308490964.

The previous prime is 11309016427. The next prime is 11309016451. The reversal of 11309016449 is 94461090311.

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 11309016449 - 2¹² = 11309012353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11309016419) 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, 229019 + ... + 273984.

It is an arithmetic number, because the mean of its divisors is an integer number (2827385484).

Almost surely, 2^11309016449 is an apocalyptic number.

It is an amenable number.

11309016449 is a deficient number, since it is larger than the sum of its proper divisors (525487).

11309016449 is an equidigital number, since it uses as much as digits as its factorization.

11309016449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525486.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 11309016449 in words is "eleven billion, three hundred nine million, sixteen thousand, four hundred forty-nine".