4051324456121 has 2 divisors, whose sum is σ = 4051324456122. Its totient is φ = 4051324456120.

The previous prime is 4051324456103. The next prime is 4051324456163. The reversal of 4051324456121 is 1216544231504.

4051324456121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3577257780496 + 474066675625 = 1891364^2 + 688525^2 .

It is a cyclic number.

It is not a de Polignac number, because 4051324456121 - 2⁶ = 4051324456057 is a prime.

It is not a weakly prime, because it can be changed into another prime (4051329456121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025662228060 + 2025662228061.

It is an arithmetic number, because the mean of its divisors is an integer number (2025662228061).

Almost surely, 2^{4051324456121} is an apocalyptic number.

It is an amenable number.

4051324456121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4051324456121 is an equidigital number, since it uses as much as digits as its factorization.

4051324456121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 4051324456121 its reverse (1216544231504), we get a palindrome (5267868687625).

The spelling of 4051324456121 in words is "four trillion, fifty-one billion, three hundred twenty-four million, four hundred fifty-six thousand, one hundred twenty-one".