11470047 has 4 divisors (see below), whose sum is σ = 15293400. Its totient is φ = 7646696.

The previous prime is 11470033. The next prime is 11470049. The reversal of 11470047 is 74007411.

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 11470047 - 2⁷ = 11469919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11469999 and 11470026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11470049) 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, 1911672 + ... + 1911677.

It is an arithmetic number, because the mean of its divisors is an integer number (3823350).

Almost surely, 2^11470047 is an apocalyptic number.

11470047 is a deficient number, since it is larger than the sum of its proper divisors (3823353).

11470047 is an equidigital number, since it uses as much as digits as its factorization.

11470047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823352.

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 11470047 is about 3386.7457831966. The cubic root of 11470047 is about 225.5217324758.

Adding to 11470047 its reverse (74007411), we get a palindrome (85477458).

The spelling of 11470047 in words is "eleven million, four hundred seventy thousand, forty-seven".