4061321 has 4 divisors (see below), whose sum is σ = 4430544. Its totient is φ = 3692100.

The previous prime is 4061263. The next prime is 4061329. The reversal of 4061321 is 1231604.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4061321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4061321.

It is not an unprimeable number, because it can be changed into a prime (4061329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 184595 + ... + 184616.

It is an arithmetic number, because the mean of its divisors is an integer number (1107636).

Almost surely, 2^4061321 is an apocalyptic number.

It is an amenable number.

4061321 is a deficient number, since it is larger than the sum of its proper divisors (369223).

4061321 is a wasteful number, since it uses less digits than its factorization.

4061321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369222.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 4061321 is about 2015.2719419473. The cubic root of 4061321 is about 159.5471701369.

Adding to 4061321 its reverse (1231604), we get a palindrome (5292925).

The spelling of 4061321 in words is "four million, sixty-one thousand, three hundred twenty-one".