440241541 has 2 divisors, whose sum is σ = 440241542. Its totient is φ = 440241540.

The previous prime is 440241521. The next prime is 440241553. The reversal of 440241541 is 145142044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345588100 + 94653441 = 18590^2 + 9729^2 .

It is a cyclic number.

It is not a de Polignac number, because 440241541 - 2⁹ = 440241029 is a prime.

It is a super-2 number, since 2×440241541² = 387625228844109362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440241511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220120770 + 220120771.

It is an arithmetic number, because the mean of its divisors is an integer number (220120771).

Almost surely, 2^440241541 is an apocalyptic number.

It is an amenable number.

440241541 is a deficient number, since it is larger than the sum of its proper divisors (1).

440241541 is an equidigital number, since it uses as much as digits as its factorization.

440241541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 440241541 is about 20981.9336811458. The cubic root of 440241541 is about 760.7296438048.

Adding to 440241541 its reverse (145142044), we get a palindrome (585383585).

The spelling of 440241541 in words is "four hundred forty million, two hundred forty-one thousand, five hundred forty-one".