534945791 has 2 divisors, whose sum is σ = 534945792. Its totient is φ = 534945790.

The previous prime is 534945781. The next prime is 534945797. The reversal of 534945791 is 197549435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 534945791 - 2¹⁸ = 534683647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534945797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267472895 + 267472896.

It is an arithmetic number, because the mean of its divisors is an integer number (267472896).

Almost surely, 2^534945791 is an apocalyptic number.

534945791 is a deficient number, since it is larger than the sum of its proper divisors (1).

534945791 is an equidigital number, since it uses as much as digits as its factorization.

534945791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 47.

The square root of 534945791 is about 23128.8951530331. The cubic root of 534945791 is about 811.7767182558.

The spelling of 534945791 in words is "five hundred thirty-four million, nine hundred forty-five thousand, seven hundred ninety-one".