495446089 has 2 divisors, whose sum is σ = 495446090. Its totient is φ = 495446088.

The previous prime is 495446053. The next prime is 495446099. The reversal of 495446089 is 980644594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471758400 + 23687689 = 21720^2 + 4867^2 .

It is a cyclic number.

It is not a de Polignac number, because 495446089 - 2¹³ = 495437897 is a prime.

It is not a weakly prime, because it can be changed into another prime (495446099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247723044 + 247723045.

It is an arithmetic number, because the mean of its divisors is an integer number (247723045).

Almost surely, 2^495446089 is an apocalyptic number.

It is an amenable number.

495446089 is a deficient number, since it is larger than the sum of its proper divisors (1).

495446089 is an equidigital number, since it uses as much as digits as its factorization.

495446089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 495446089 is about 22258.6183084216. The cubic root of 495446089 is about 791.2835455515.

The spelling of 495446089 in words is "four hundred ninety-five million, four hundred forty-six thousand, eighty-nine".