11244779993 has 4 divisors (see below), whose sum is σ = 11403157248. Its totient is φ = 11086402740.

The previous prime is 11244779989. The next prime is 11244780049. The reversal of 11244779993 is 39997744211.

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 11244779993 - 2² = 11244779989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11244779983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79188521 + ... + 79188662.

It is an arithmetic number, because the mean of its divisors is an integer number (2850789312).

Almost surely, 2^11244779993 is an apocalyptic number.

It is an amenable number.

11244779993 is a deficient number, since it is larger than the sum of its proper divisors (158377255).

11244779993 is an equidigital number, since it uses as much as digits as its factorization.

11244779993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158377254.

The product of its digits is 3429216, while the sum is 56.

The spelling of 11244779993 in words is "eleven billion, two hundred forty-four million, seven hundred seventy-nine thousand, nine hundred ninety-three".