11628471 has 8 divisors (see below), whose sum is σ = 15923824. Its totient is φ = 7542720.

The previous prime is 11628469. The next prime is 11628497. The reversal of 11628471 is 17482611.

11628471 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11628471 - 2¹ = 11628469 is a prime.

It is a super-3 number, since 3×11628471³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11628401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52270 + ... + 52491.

It is an arithmetic number, because the mean of its divisors is an integer number (1990478).

Almost surely, 2^11628471 is an apocalyptic number.

11628471 is a deficient number, since it is larger than the sum of its proper divisors (4295353).

11628471 is a wasteful number, since it uses less digits than its factorization.

11628471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104801.

The product of its digits is 2688, while the sum is 30.

The square root of 11628471 is about 3410.0543983931. The cubic root of 11628471 is about 226.5552886583. Note that the first 3 decimals are identical.

The spelling of 11628471 in words is "eleven million, six hundred twenty-eight thousand, four hundred seventy-one".