10520140601 has 4 divisors (see below), whose sum is σ = 10882904100. Its totient is φ = 10157377104.

The previous prime is 10520140577. The next prime is 10520140639. The reversal of 10520140601 is 10604102501.

10520140601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5209374976 + 5310765625 = 72176^2 + 72875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10520140601 is a prime.

It is a super-2 number, since 2×10520140601² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10520140201) 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 in 3 ways as a sum of consecutive naturals, for example, 181381706 + ... + 181381763.

It is an arithmetic number, because the mean of its divisors is an integer number (2720726025).

Almost surely, 2^10520140601 is an apocalyptic number.

It is an amenable number.

10520140601 is a deficient number, since it is larger than the sum of its proper divisors (362763499).

10520140601 is an equidigital number, since it uses as much as digits as its factorization.

10520140601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362763498.

The product of its (nonzero) digits is 240, while the sum is 20.

The spelling of 10520140601 in words is "ten billion, five hundred twenty million, one hundred forty thousand, six hundred one".