1652405005 has 8 divisors (see below), whose sum is σ = 2010049272. Its totient is φ = 1303815168.

The previous prime is 1652404993. The next prime is 1652405033. The reversal of 1652405005 is 5005042561.

It can be written as a sum of positive squares in 4 ways, for example, as 462293001 + 1190112004 = 21501^2 + 34498^2 .

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 1652405005 - 2¹¹ = 1652402957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2263204 + ... + 2263933.

It is an arithmetic number, because the mean of its divisors is an integer number (251256159).

Almost surely, 2^1652405005 is an apocalyptic number.

It is an amenable number.

1652405005 is a deficient number, since it is larger than the sum of its proper divisors (357644267).

1652405005 is an equidigital number, since it uses as much as digits as its factorization.

1652405005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527215.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1652405005 is about 40649.7848087785. The cubic root of 1652405005 is about 1182.2395953938.

Adding to 1652405005 its reverse (5005042561), we get a palindrome (6657447566).

The spelling of 1652405005 in words is "one billion, six hundred fifty-two million, four hundred five thousand, five".