534288378821123 has 2 divisors, whose sum is σ = 534288378821124. Its totient is φ = 534288378821122.

The previous prime is 534288378821107. The next prime is 534288378821209. The reversal of 534288378821123 is 321128873882435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 534288378821123 - 2⁴ = 534288378821107 is a prime.

It is a super-2 number, since 2×534288378821123² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 534288378821123.

It is not a weakly prime, because it can be changed into another prime (534288378821623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267144189410561 + 267144189410562.

It is an arithmetic number, because the mean of its divisors is an integer number (267144189410562).

Almost surely, 2^{534288378821123} is an apocalyptic number.

534288378821123 is a deficient number, since it is larger than the sum of its proper divisors (1).

534288378821123 is an equidigital number, since it uses as much as digits as its factorization.

534288378821123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 123863040, while the sum is 65.

The spelling of 534288378821123 in words is "five hundred thirty-four trillion, two hundred eighty-eight billion, three hundred seventy-eight million, eight hundred twenty-one thousand, one hundred twenty-three".