655097633 has 2 divisors, whose sum is σ = 655097634. Its totient is φ = 655097632.

The previous prime is 655097603. The next prime is 655097689. The reversal of 655097633 is 336790556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 541632529 + 113465104 = 23273^2 + 10652^2 .

It is a cyclic number.

It is not a de Polignac number, because 655097633 - 2¹⁴ = 655081249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (655097603) 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, 327548816 + 327548817.

It is an arithmetic number, because the mean of its divisors is an integer number (327548817).

Almost surely, 2^655097633 is an apocalyptic number.

It is an amenable number.

655097633 is a deficient number, since it is larger than the sum of its proper divisors (1).

655097633 is an equidigital number, since it uses as much as digits as its factorization.

655097633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 510300, while the sum is 44.

The square root of 655097633 is about 25594.8751315571. The cubic root of 655097633 is about 868.4977081656.

The spelling of 655097633 in words is "six hundred fifty-five million, ninety-seven thousand, six hundred thirty-three".