4310561 has 2 divisors, whose sum is σ = 4310562. Its totient is φ = 4310560.

The previous prime is 4310533. The next prime is 4310563. The reversal of 4310561 is 1650134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3534400 + 776161 = 1880^2 + 881^2 .

It is a cyclic number.

It is not a de Polignac number, because 4310561 - 2⁶ = 4310497 is a prime.

It is a super-2 number, since 2×4310561² = 37161872269442, which contains 22 as substring.

Together with 4310563, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4310563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2155280 + 2155281.

It is an arithmetic number, because the mean of its divisors is an integer number (2155281).

Almost surely, 2^4310561 is an apocalyptic number.

4310561 is the 929-th centered decagonal number.

It is an amenable number.

4310561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4310561 is an equidigital number, since it uses as much as digits as its factorization.

4310561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 4310561 is about 2076.1890569021. The cubic root of 4310561 is about 162.7463529629.

Adding to 4310561 its reverse (1650134), we get a palindrome (5960695).

The spelling of 4310561 in words is "four million, three hundred ten thousand, five hundred sixty-one".