4015442441 has 2 divisors, whose sum is σ = 4015442442. Its totient is φ = 4015442440.

The previous prime is 4015442437. The next prime is 4015442443. The reversal of 4015442441 is 1442445104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3998665225 + 16777216 = 63235^2 + 4096^2 .

It is a cyclic number.

It is not a de Polignac number, because 4015442441 - 2² = 4015442437 is a prime.

It is a super-2 number, since 2×4015442441² = 32247555993968076962, which contains 22 as substring.

Together with 4015442443, 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 (4015442443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2007721220 + 2007721221.

It is an arithmetic number, because the mean of its divisors is an integer number (2007721221).

Almost surely, 2^4015442441 is an apocalyptic number.

It is an amenable number.

4015442441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4015442441 is an equidigital number, since it uses as much as digits as its factorization.

4015442441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 4015442441 is about 63367.5188168197. The cubic root of 4015442441 is about 1589.4412077249.

Adding to 4015442441 its reverse (1442445104), we get a palindrome (5457887545).

The spelling of 4015442441 in words is "four billion, fifteen million, four hundred forty-two thousand, four hundred forty-one".