535442891 has 2 divisors, whose sum is σ = 535442892. Its totient is φ = 535442890.

The previous prime is 535442867. The next prime is 535442899. The reversal of 535442891 is 198244535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 535442891 - 2¹⁰ = 535441867 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (535442899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267721445 + 267721446.

It is an arithmetic number, because the mean of its divisors is an integer number (267721446).

Almost surely, 2^535442891 is an apocalyptic number.

535442891 is a deficient number, since it is larger than the sum of its proper divisors (1).

535442891 is an equidigital number, since it uses as much as digits as its factorization.

535442891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 41.

The square root of 535442891 is about 23139.6389556968. The cubic root of 535442891 is about 812.0280890693.

The spelling of 535442891 in words is "five hundred thirty-five million, four hundred forty-two thousand, eight hundred ninety-one".