5403605 has 8 divisors (see below), whose sum is σ = 6499032. Its totient is φ = 4313088.

The previous prime is 5403589. The next prime is 5403611. The reversal of 5403605 is 5063045.

It can be written as a sum of positive squares in 4 ways, for example, as 677329 + 4726276 = 823^2 + 2174^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5403605 - 2⁴ = 5403589 is a prime.

It is a super-3 number, since 3×5403605³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949 + ... + 3821.

It is an arithmetic number, because the mean of its divisors is an integer number (812379).

Almost surely, 2^5403605 is an apocalyptic number.

It is an amenable number.

5403605 is a deficient number, since it is larger than the sum of its proper divisors (1095427).

5403605 is a wasteful number, since it uses less digits than its factorization.

5403605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 5403605 is about 2324.5655508073. The cubic root of 5403605 is about 175.4800966598.

The spelling of 5403605 in words is "five million, four hundred three thousand, six hundred five".