659474027 has 2 divisors, whose sum is σ = 659474028. Its totient is φ = 659474026.

The previous prime is 659473987. The next prime is 659474029. The reversal of 659474027 is 720474956.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 659474027 - 2²⁰ = 658425451 is a prime.

Together with 659474029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (659474029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329737013 + 329737014.

It is an arithmetic number, because the mean of its divisors is an integer number (329737014).

Almost surely, 2^659474027 is an apocalyptic number.

659474027 is a deficient number, since it is larger than the sum of its proper divisors (1).

659474027 is an equidigital number, since it uses as much as digits as its factorization.

659474027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 659474027 is about 25680.2263814009. The cubic root of 659474027 is about 870.4274233053.

The spelling of 659474027 in words is "six hundred fifty-nine million, four hundred seventy-four thousand, twenty-seven".