54120005244553 has 2 divisors, whose sum is σ = 54120005244554. Its totient is φ = 54120005244552.

The previous prime is 54120005244551. The next prime is 54120005244619. The reversal of 54120005244553 is 35544250002145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40665465794704 + 13454539449849 = 6376948^2 + 3668043^2 .

It is a cyclic number.

It is not a de Polignac number, because 54120005244553 - 2¹ = 54120005244551 is a prime.

Together with 54120005244551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54120005244551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27060002622276 + 27060002622277.

It is an arithmetic number, because the mean of its divisors is an integer number (27060002622277).

Almost surely, 2^{54120005244553} is an apocalyptic number.

It is an amenable number.

54120005244553 is a deficient number, since it is larger than the sum of its proper divisors (1).

54120005244553 is an equidigital number, since it uses as much as digits as its factorization.

54120005244553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 54120005244553 its reverse (35544250002145), we get a palindrome (89664255246698).

The spelling of 54120005244553 in words is "fifty-four trillion, one hundred twenty billion, five million, two hundred forty-four thousand, five hundred fifty-three".