534742081 has 2 divisors, whose sum is σ = 534742082. Its totient is φ = 534742080.

The previous prime is 534742067. The next prime is 534742139. The reversal of 534742081 is 180247435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411887025 + 122855056 = 20295^2 + 11084^2 .

It is a cyclic number.

It is not a de Polignac number, because 534742081 - 2⁹ = 534741569 is a prime.

It is a super-2 number, since 2×534742081² = 571898186384421122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (534742001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267371040 + 267371041.

It is an arithmetic number, because the mean of its divisors is an integer number (267371041).

Almost surely, 2^534742081 is an apocalyptic number.

It is an amenable number.

534742081 is a deficient number, since it is larger than the sum of its proper divisors (1).

534742081 is an equidigital number, since it uses as much as digits as its factorization.

534742081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 534742081 is about 23124.4909349374. The cubic root of 534742081 is about 811.6736623117.

It can be divided in two parts, 53474 and 2081, that added together give a palindrome (55555).

The spelling of 534742081 in words is "five hundred thirty-four million, seven hundred forty-two thousand, eighty-one".