534020491 has 2 divisors, whose sum is σ = 534020492. Its totient is φ = 534020490.

The previous prime is 534020453. The next prime is 534020497. The reversal of 534020491 is 194020435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 534020491 - 2⁷ = 534020363 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (534020497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267010245 + 267010246.

It is an arithmetic number, because the mean of its divisors is an integer number (267010246).

Almost surely, 2^534020491 is an apocalyptic number.

534020491 is a deficient number, since it is larger than the sum of its proper divisors (1).

534020491 is an equidigital number, since it uses as much as digits as its factorization.

534020491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 534020491 is about 23108.8833784759. The cubic root of 534020491 is about 811.3084025814.

The spelling of 534020491 in words is "five hundred thirty-four million, twenty thousand, four hundred ninety-one".