4001261241043 has 32 divisors (see below), whose sum is σ = 4702164445440. Its totient is φ = 3365520399360.

The previous prime is 4001261241041. The next prime is 4001261241053. The reversal of 4001261241043 is 3401421621004.

4001261241043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4001261241043 - 2¹ = 4001261241041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4001261241041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93955771 + ... + 93998347.

It is an arithmetic number, because the mean of its divisors is an integer number (146942638920).

Almost surely, 2^{4001261241043} is an apocalyptic number.

4001261241043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4001261241043 is a deficient number, since it is larger than the sum of its proper divisors (700903204397).

4001261241043 is a wasteful number, since it uses less digits than its factorization.

4001261241043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53107.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 4001261241043 its reverse (3401421621004), we get a palindrome (7402682862047).

The spelling of 4001261241043 in words is "four trillion, one billion, two hundred sixty-one million, two hundred forty-one thousand, forty-three".