4231541 has 2 divisors, whose sum is σ = 4231542. Its totient is φ = 4231540.

The previous prime is 4231537. The next prime is 4231553. The reversal of 4231541 is 1451324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3960100 + 271441 = 1990^2 + 521^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231541 - 2² = 4231537 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115770 + 2115771.

It is an arithmetic number, because the mean of its divisors is an integer number (2115771).

Almost surely, 2^4231541 is an apocalyptic number.

It is an amenable number.

4231541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231541 is an equidigital number, since it uses as much as digits as its factorization.

4231541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480, while the sum is 20.

The square root of 4231541 is about 2057.0709759267. The cubic root of 4231541 is about 161.7457399459.

Adding to 4231541 its reverse (1451324), we get a palindrome (5682865).

The spelling of 4231541 in words is "four million, two hundred thirty-one thousand, five hundred forty-one".