11286454447 has 4 divisors (see below), whose sum is σ = 11291698800. Its totient is φ = 11281210096.

The previous prime is 11286454441. The next prime is 11286454483. The reversal of 11286454447 is 74445468211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11286454447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11286454397 and 11286454406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11286454441) 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, 2618947 + ... + 2623252.

It is an arithmetic number, because the mean of its divisors is an integer number (2822924700).

Almost surely, 2^11286454447 is an apocalyptic number.

11286454447 is a deficient number, since it is larger than the sum of its proper divisors (5244353).

11286454447 is an equidigital number, since it uses as much as digits as its factorization.

11286454447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5244352.

The product of its digits is 860160, while the sum is 46.

The spelling of 11286454447 in words is "eleven billion, two hundred eighty-six million, four hundred fifty-four thousand, four hundred forty-seven".