5405601 has 4 divisors (see below), whose sum is σ = 7207472. Its totient is φ = 3603732.

The previous prime is 5405599. The next prime is 5405641. The reversal of 5405601 is 1065045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5405601 - 2¹ = 5405599 is a prime.

It is an Ulam number.

It is a D-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, 900931 + ... + 900936.

It is an arithmetic number, because the mean of its divisors is an integer number (1801868).

Almost surely, 2^5405601 is an apocalyptic number.

It is an amenable number.

5405601 is a deficient number, since it is larger than the sum of its proper divisors (1801871).

5405601 is a wasteful number, since it uses less digits than its factorization.

5405601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801870.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5405601 is about 2324.9948387039. The cubic root of 5405601 is about 175.5017004567.

It can be divided in two parts, 5405 and 601, that added together give a palindrome (6006).

The spelling of 5405601 in words is "five million, four hundred five thousand, six hundred one".