451104143121 has 24 divisors (see below), whose sum is σ = 654355525824. Its totient is φ = 299463864480.

The previous prime is 451104143089. The next prime is 451104143123. The reversal of 451104143121 is 121341401154.

It is a happy number.

451104143121 is a `hidden beast` number, since 4 + 511 + 0 + 4 + 143 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 451104143121 - 2⁵ = 451104143089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451104143123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2769475 + ... + 2927831.

It is an arithmetic number, because the mean of its divisors is an integer number (27264813576).

Almost surely, 2^451104143121 is an apocalyptic number.

It is an amenable number.

451104143121 is a deficient number, since it is larger than the sum of its proper divisors (203251382703).

451104143121 is a wasteful number, since it uses less digits than its factorization.

451104143121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159701 (or 159698 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 451104143121 its reverse (121341401154), we get a palindrome (572445544275).

The spelling of 451104143121 in words is "four hundred fifty-one billion, one hundred four million, one hundred forty-three thousand, one hundred twenty-one".