54154112321 has 2 divisors, whose sum is σ = 54154112322. Its totient is φ = 54154112320.

The previous prime is 54154112281. The next prime is 54154112377. The reversal of 54154112321 is 12321145145.

It is a happy number.

54154112321 is digitally balanced in base 2, 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., 30124462096 + 24029650225 = 173564^2 + 155015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54154112321 is a prime.

It is not a weakly prime, because it can be changed into another prime (54154912321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27077056160 + 27077056161.

It is an arithmetic number, because the mean of its divisors is an integer number (27077056161).

Almost surely, 2^54154112321 is an apocalyptic number.

It is an amenable number.

54154112321 is a deficient number, since it is larger than the sum of its proper divisors (1).

54154112321 is an equidigital number, since it uses as much as digits as its factorization.

54154112321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 29.

Adding to 54154112321 its reverse (12321145145), we get a palindrome (66475257466).

The spelling of 54154112321 in words is "fifty-four billion, one hundred fifty-four million, one hundred twelve thousand, three hundred twenty-one".