6452161 has 4 divisors (see below), whose sum is σ = 6475732. Its totient is φ = 6428592.

The previous prime is 6452141. The next prime is 6452189. The reversal of 6452161 is 1612546.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 571536 + 5880625 = 756^2 + 2425^2 .

It is a cyclic number.

It is not a de Polignac number, because 6452161 - 2⁹ = 6451649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6452101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11370 + ... + 11923.

It is an arithmetic number, because the mean of its divisors is an integer number (1618933).

Almost surely, 2^6452161 is an apocalyptic number.

It is an amenable number.

6452161 is a deficient number, since it is larger than the sum of its proper divisors (23571).

6452161 is a wasteful number, since it uses less digits than its factorization.

6452161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23570.

The product of its digits is 1440, while the sum is 25.

The square root of 6452161 is about 2540.1104306703. The cubic root of 6452161 is about 186.1665848710.

It can be divided in two parts, 64 and 52161, that added together give a palindrome (52225).

The spelling of 6452161 in words is "six million, four hundred fifty-two thousand, one hundred sixty-one".