4561331 has 2 divisors, whose sum is σ = 4561332. Its totient is φ = 4561330.

The previous prime is 4561327. The next prime is 4561343. The reversal of 4561331 is 1331654.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4561331 - 2² = 4561327 is a prime.

It is a super-2 number, since 2×4561331² = 41611480983122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4561297 and 4561306.

It is not a weakly prime, because it can be changed into another prime (4561301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280665 + 2280666.

It is an arithmetic number, because the mean of its divisors is an integer number (2280666).

Almost surely, 2^4561331 is an apocalyptic number.

4561331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4561331 is an equidigital number, since it uses as much as digits as its factorization.

4561331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 4561331 is about 2135.7272765969. The cubic root of 4561331 is about 165.8430194478.

Adding to 4561331 its reverse (1331654), we get a palindrome (5892985).

The spelling of 4561331 in words is "four million, five hundred sixty-one thousand, three hundred thirty-one".