11243114819 has 4 divisors (see below), whose sum is σ = 11308104096. Its totient is φ = 11178125544.

The previous prime is 11243114803. The next prime is 11243114821. The reversal of 11243114819 is 91841134211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11243114819 - 2⁴ = 11243114803 is a prime.

It is a super-2 number, since 2×11243114819² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11243119819) 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, 32494379 + ... + 32494724.

It is an arithmetic number, because the mean of its divisors is an integer number (2827026024).

Almost surely, 2^11243114819 is an apocalyptic number.

11243114819 is a deficient number, since it is larger than the sum of its proper divisors (64989277).

11243114819 is an equidigital number, since it uses as much as digits as its factorization.

11243114819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64989276.

The product of its digits is 6912, while the sum is 35.

The spelling of 11243114819 in words is "eleven billion, two hundred forty-three million, one hundred fourteen thousand, eight hundred nineteen".