5405611 has 4 divisors (see below), whose sum is σ = 5520672. Its totient is φ = 5290552.

The previous prime is 5405599. The next prime is 5405641. The reversal of 5405611 is 1165045.

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 5405611 - 2⁵ = 5405579 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5405641) 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, 57460 + ... + 57553.

It is an arithmetic number, because the mean of its divisors is an integer number (1380168).

Almost surely, 2^5405611 is an apocalyptic number.

5405611 is a deficient number, since it is larger than the sum of its proper divisors (115061).

5405611 is a wasteful number, since it uses less digits than its factorization.

5405611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115060.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5405611 is about 2324.9969892454. The cubic root of 5405611 is about 175.5018086788.

The spelling of 5405611 in words is "five million, four hundred five thousand, six hundred eleven".