11487427 has 16 divisors (see below), whose sum is σ = 14281920. Its totient is φ = 9013248.

The previous prime is 11487403. The next prime is 11487431. The reversal of 11487427 is 72478411.

11487427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11487427 - 2⁷ = 11487299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11487392 and 11487401.

It is not an unprimeable number, because it can be changed into a prime (11487127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3099 + ... + 5707.

It is an arithmetic number, because the mean of its divisors is an integer number (892620).

Almost surely, 2^11487427 is an apocalyptic number.

11487427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11487427 is a deficient number, since it is larger than the sum of its proper divisors (2794493).

11487427 is a wasteful number, since it uses less digits than its factorization.

11487427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670.

The product of its digits is 12544, while the sum is 34.

The square root of 11487427 is about 3389.3106968822. The cubic root of 11487427 is about 225.6355823337.

The spelling of 11487427 in words is "eleven million, four hundred eighty-seven thousand, four hundred twenty-seven".