10125320687 has 2 divisors, whose sum is σ = 10125320688. Its totient is φ = 10125320686.

The previous prime is 10125320671. The next prime is 10125320693. The reversal of 10125320687 is 78602352101.

It is a happy number.

10125320687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10125320687 - 2⁴ = 10125320671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10125328687) 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, 5062660343 + 5062660344.

It is an arithmetic number, because the mean of its divisors is an integer number (5062660344).

Almost surely, 2^10125320687 is an apocalyptic number.

10125320687 is a deficient number, since it is larger than the sum of its proper divisors (1).

10125320687 is an equidigital number, since it uses as much as digits as its factorization.

10125320687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

Adding to 10125320687 its reverse (78602352101), we get a palindrome (88727672788).

The spelling of 10125320687 in words is "ten billion, one hundred twenty-five million, three hundred twenty thousand, six hundred eighty-seven".