4000141121 has 2 divisors, whose sum is σ = 4000141122. Its totient is φ = 4000141120.

The previous prime is 4000141099. The next prime is 4000141169. The reversal of 4000141121 is 1211410004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3661581121 + 338560000 = 60511^2 + 18400^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000141121 - 2¹⁸ = 3999878977 is a prime.

It is a super-2 number, since 2×4000141121² = 32002257975830273282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4000141096 and 4000141105.

It is not a weakly prime, because it can be changed into another prime (4000101121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000070560 + 2000070561.

It is an arithmetic number, because the mean of its divisors is an integer number (2000070561).

Almost surely, 2^4000141121 is an apocalyptic number.

It is an amenable number.

4000141121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000141121 is an equidigital number, since it uses as much as digits as its factorization.

4000141121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 4000141121 is about 63246.6688529918. The cubic root of 4000141121 is about 1587.4197197173.

Adding to 4000141121 its reverse (1211410004), we get a palindrome (5211551125).

The spelling of 4000141121 in words is "four billion, one hundred forty-one thousand, one hundred twenty-one".