4154124341421 has 6 divisors (see below), whose sum is σ = 6000401826510. Its totient is φ = 2769416227608.

The previous prime is 4154124341401. The next prime is 4154124341447. The reversal of 4154124341421 is 1241434214514.

4154124341421 is a `hidden beast` number, since 4 + 154 + 1 + 2 + 43 + 41 + 421 = 666.

4154124341421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2520111800196 + 1634012541225 = 1587486^2 + 1278285^2 .

It is not a de Polignac number, because 4154124341421 - 2³⁸ = 3879246434477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154124341401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230784685626 + ... + 230784685643.

It is an arithmetic number, because the mean of its divisors is an integer number (1000066971085).

Almost surely, 2^{4154124341421} is an apocalyptic number.

It is an amenable number.

4154124341421 is a deficient number, since it is larger than the sum of its proper divisors (1846277485089).

4154124341421 is a wasteful number, since it uses less digits than its factorization.

4154124341421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461569371275 (or 461569371272 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

Adding to 4154124341421 its reverse (1241434214514), we get a palindrome (5395558555935).

The spelling of 4154124341421 in words is "four trillion, one hundred fifty-four billion, one hundred twenty-four million, three hundred forty-one thousand, four hundred twenty-one".