54243254421233 has 2 divisors, whose sum is σ = 54243254421234. Its totient is φ = 54243254421232.

The previous prime is 54243254421179. The next prime is 54243254421337. The reversal of 54243254421233 is 33212445234245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41493334507024 + 12749919914209 = 6441532^2 + 3570703^2 .

It is a cyclic number.

It is not a de Polignac number, because 54243254421233 - 2¹² = 54243254417137 is a prime.

It is a super-2 number, since 2×54243254421233² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54243254421833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27121627210616 + 27121627210617.

It is an arithmetic number, because the mean of its divisors is an integer number (27121627210617).

Almost surely, 2^{54243254421233} is an apocalyptic number.

It is an amenable number.

54243254421233 is a deficient number, since it is larger than the sum of its proper divisors (1).

54243254421233 is an equidigital number, since it uses as much as digits as its factorization.

54243254421233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2764800, while the sum is 44.

Adding to 54243254421233 its reverse (33212445234245), we get a palindrome (87455699655478).

The spelling of 54243254421233 in words is "fifty-four trillion, two hundred forty-three billion, two hundred fifty-four million, four hundred twenty-one thousand, two hundred thirty-three".