534533335421 has 2 divisors, whose sum is σ = 534533335422. Its totient is φ = 534533335420.

The previous prime is 534533335397. The next prime is 534533335439. The reversal of 534533335421 is 124533335435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287713159321 + 246820176100 = 536389^2 + 496810^2 .

It is a cyclic number.

It is not a de Polignac number, because 534533335421 - 2²⁶ = 534466226557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534533335621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267266667710 + 267266667711.

It is an arithmetic number, because the mean of its divisors is an integer number (267266667711).

Almost surely, 2^534533335421 is an apocalyptic number.

It is an amenable number.

534533335421 is a deficient number, since it is larger than the sum of its proper divisors (1).

534533335421 is an equidigital number, since it uses as much as digits as its factorization.

534533335421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 41.

The spelling of 534533335421 in words is "five hundred thirty-four billion, five hundred thirty-three million, three hundred thirty-five thousand, four hundred twenty-one".