4011401320481 has 2 divisors, whose sum is σ = 4011401320482. Its totient is φ = 4011401320480.

The previous prime is 4011401320391. The next prime is 4011401320483. The reversal of 4011401320481 is 1840231041104.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4011271929856 + 129390625 = 2002816^2 + 11375^2 .

It is a cyclic number.

It is not a de Polignac number, because 4011401320481 - 2³⁰ = 4010327578657 is a prime.

It is a super-2 number, since 2×4011401320481² (a number of 26 digits) contains 22 as substring.

Together with 4011401320483, 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 (4011401320483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005700660240 + 2005700660241.

It is an arithmetic number, because the mean of its divisors is an integer number (2005700660241).

Almost surely, 2^{4011401320481} is an apocalyptic number.

It is an amenable number.

4011401320481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4011401320481 is an equidigital number, since it uses as much as digits as its factorization.

4011401320481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 4011401320481 its reverse (1840231041104), we get a palindrome (5851632361585).

The spelling of 4011401320481 in words is "four trillion, eleven billion, four hundred one million, three hundred twenty thousand, four hundred eighty-one".