5511887 has 4 divisors (see below), whose sum is σ = 5540640. Its totient is φ = 5483136.

The previous prime is 5511871. The next prime is 5511901. The reversal of 5511887 is 7881155.

5511887 is digitally balanced in base 3, because in such base 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 a cyclic number.

It is not a de Polignac number, because 5511887 - 2⁴ = 5511871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511817) 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, 14087 + ... + 14472.

It is an arithmetic number, because the mean of its divisors is an integer number (1385160).

Almost surely, 2^5511887 is an apocalyptic number.

5511887 is a deficient number, since it is larger than the sum of its proper divisors (28753).

5511887 is a wasteful number, since it uses less digits than its factorization.

5511887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28752.

The product of its digits is 11200, while the sum is 35.

The square root of 5511887 is about 2347.7408289673. The cubic root of 5511887 is about 176.6444926879.

The spelling of 5511887 in words is "five million, five hundred eleven thousand, eight hundred eighty-seven".