653085907 has 2 divisors, whose sum is σ = 653085908. Its totient is φ = 653085906.

The previous prime is 653085893. The next prime is 653085913. The reversal of 653085907 is 709580356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653085907 - 2¹¹ = 653083859 is a prime.

It is not a weakly prime, because it can be changed into another prime (653085967) 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, 326542953 + 326542954.

It is an arithmetic number, because the mean of its divisors is an integer number (326542954).

Almost surely, 2^653085907 is an apocalyptic number.

653085907 is a deficient number, since it is larger than the sum of its proper divisors (1).

653085907 is an equidigital number, since it uses as much as digits as its factorization.

653085907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 653085907 is about 25555.5455234280. The cubic root of 653085907 is about 867.6077792710.

The spelling of 653085907 in words is "six hundred fifty-three million, eighty-five thousand, nine hundred seven".