11273728495 has 4 divisors (see below), whose sum is σ = 13528474200. Its totient is φ = 9018982792.

The previous prime is 11273728447. The next prime is 11273728513. The reversal of 11273728495 is 59482737211.

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 11273728495 - 2¹⁹ = 11273204207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1127372845 + ... + 1127372854.

It is an arithmetic number, because the mean of its divisors is an integer number (3382118550).

Almost surely, 2^11273728495 is an apocalyptic number.

11273728495 is a deficient number, since it is larger than the sum of its proper divisors (2254745705).

11273728495 is an equidigital number, since it uses as much as digits as its factorization.

11273728495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254745704.

The product of its digits is 846720, while the sum is 49.

The spelling of 11273728495 in words is "eleven billion, two hundred seventy-three million, seven hundred twenty-eight thousand, four hundred ninety-five".