4012003441 has 2 divisors, whose sum is σ = 4012003442. Its totient is φ = 4012003440.

The previous prime is 4012003427. The next prime is 4012003447. The reversal of 4012003441 is 1443002104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3146761216 + 865242225 = 56096^2 + 29415^2 .

It is a cyclic number.

It is not a de Polignac number, because 4012003441 - 2²¹ = 4009906289 is a prime.

It is a super-2 number, since 2×4012003441² = 32192343221191680962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4012003447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006001720 + 2006001721.

It is an arithmetic number, because the mean of its divisors is an integer number (2006001721).

Almost surely, 2^4012003441 is an apocalyptic number.

It is an amenable number.

4012003441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012003441 is an equidigital number, since it uses as much as digits as its factorization.

4012003441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4012003441 is about 63340.3776512266. The cubic root of 4012003441 is about 1588.9873225385.

Adding to 4012003441 its reverse (1443002104), we get a palindrome (5455005545).

The spelling of 4012003441 in words is "four billion, twelve million, three thousand, four hundred forty-one".