205152025307 has 2 divisors, whose sum is σ = 205152025308. Its totient is φ = 205152025306.

The previous prime is 205152025291. The next prime is 205152025327. The reversal of 205152025307 is 703520251502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 205152025307 - 2⁴ = 205152025291 is a prime.

It is not a weakly prime, because it can be changed into another prime (205152025327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102576012653 + 102576012654.

It is an arithmetic number, because the mean of its divisors is an integer number (102576012654).

Almost surely, 2^205152025307 is an apocalyptic number.

205152025307 is a deficient number, since it is larger than the sum of its proper divisors (1).

205152025307 is an equidigital number, since it uses as much as digits as its factorization.

205152025307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 32.

Adding to 205152025307 its reverse (703520251502), we get a palindrome (908672276809).

The spelling of 205152025307 in words is "two hundred five billion, one hundred fifty-two million, twenty-five thousand, three hundred seven".