11404687 has 8 divisors (see below), whose sum is σ = 13087872. Its totient is φ = 9735000.

The previous prime is 11404667. The next prime is 11404703. The reversal of 11404687 is 78640411.

11404687 is digitally balanced in base 2 and base 8, because in such bases 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11404687 is a prime.

11404687 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404667) 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, 1489 + ... + 5002.

It is an arithmetic number, because the mean of its divisors is an integer number (1635984).

Almost surely, 2^11404687 is an apocalyptic number.

11404687 is a deficient number, since it is larger than the sum of its proper divisors (1683185).

11404687 is an equidigital number, since it uses as much as digits as its factorization.

11404687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6749.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 11404687 is about 3377.0826166974. The cubic root of 11404687 is about 225.0925512253.

Subtracting from 11404687 its product of nonzero digits (5376), we obtain a palindrome (11399311).

The spelling of 11404687 in words is "eleven million, four hundred four thousand, six hundred eighty-seven".