4153523421121 has 2 divisors, whose sum is σ = 4153523421122. Its totient is φ = 4153523421120.

The previous prime is 4153523421071. The next prime is 4153523421143. The reversal of 4153523421121 is 1211243253514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3570077986225 + 583445434896 = 1889465^2 + 763836^2 .

It is a cyclic number.

It is not a de Polignac number, because 4153523421121 - 2³¹ = 4151375937473 is a prime.

It is not a weakly prime, because it can be changed into another prime (4153523428121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2076761710560 + 2076761710561.

It is an arithmetic number, because the mean of its divisors is an integer number (2076761710561).

Almost surely, 2^{4153523421121} is an apocalyptic number.

It is an amenable number.

4153523421121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4153523421121 is an equidigital number, since it uses as much as digits as its factorization.

4153523421121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

Adding to 4153523421121 its reverse (1211243253514), we get a palindrome (5364766674635).

The spelling of 4153523421121 in words is "four trillion, one hundred fifty-three billion, five hundred twenty-three million, four hundred twenty-one thousand, one hundred twenty-one".