10520245189 has 2 divisors, whose sum is σ = 10520245190. Its totient is φ = 10520245188.

The previous prime is 10520245129. The next prime is 10520245193. The reversal of 10520245189 is 98154202501.

10520245189 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 can be written as a sum of positive squares in only one way, i.e., 8434952964 + 2085292225 = 91842^2 + 45665^2 .

It is a cyclic number.

It is not a de Polignac number, because 10520245189 - 2⁹ = 10520244677 is a prime.

It is a super-3 number, since 3×10520245189³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10520245129) 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, 5260122594 + 5260122595.

It is an arithmetic number, because the mean of its divisors is an integer number (5260122595).

Almost surely, 2^10520245189 is an apocalyptic number.

It is an amenable number.

10520245189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10520245189 is an equidigital number, since it uses as much as digits as its factorization.

10520245189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 10520245189 in words is "ten billion, five hundred twenty million, two hundred forty-five thousand, one hundred eighty-nine".