11473491 has 4 divisors (see below), whose sum is σ = 15297992. Its totient is φ = 7648992.

The previous prime is 11473489. The next prime is 11473537. The reversal of 11473491 is 19437411.

11473491 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11473491 - 2¹ = 11473489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11473411) 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, 1912246 + ... + 1912251.

It is an arithmetic number, because the mean of its divisors is an integer number (3824498).

Almost surely, 2^11473491 is an apocalyptic number.

11473491 is a deficient number, since it is larger than the sum of its proper divisors (3824501).

11473491 is an equidigital number, since it uses as much as digits as its factorization.

11473491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824500.

The product of its digits is 3024, while the sum is 30.

The square root of 11473491 is about 3387.2541977242. The cubic root of 11473491 is about 225.5443019597.

The spelling of 11473491 in words is "eleven million, four hundred seventy-three thousand, four hundred ninety-one".