536919809 has 2 divisors, whose sum is σ = 536919810. Its totient is φ = 536919808.

The previous prime is 536919781. The next prime is 536919827. The reversal of 536919809 is 908919635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 355209409 + 181710400 = 18847^2 + 13480^2 .

It is a cyclic number.

It is not a de Polignac number, because 536919809 - 2²⁰ = 535871233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (536919829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268459904 + 268459905.

It is an arithmetic number, because the mean of its divisors is an integer number (268459905).

Almost surely, 2^536919809 is an apocalyptic number.

It is an amenable number.

536919809 is a deficient number, since it is larger than the sum of its proper divisors (1).

536919809 is an equidigital number, since it uses as much as digits as its factorization.

536919809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 50.

The square root of 536919809 is about 23171.5301393758. The cubic root of 536919809 is about 812.7740123217.

The spelling of 536919809 in words is "five hundred thirty-six million, nine hundred nineteen thousand, eight hundred nine".