10515166061 has 4 divisors (see below), whose sum is σ = 10518631452. Its totient is φ = 10511700672.

The previous prime is 10515166021. The next prime is 10515166063. The reversal of 10515166061 is 16066151501.

10515166061 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, and also an emirpimes, since its reverse is a distinct semiprime: 16066151501 = 937 ⋅17146373.

It can be written as a sum of positive squares in 2 ways, for example, as 6141856900 + 4373309161 = 78370^2 + 66131^2 .

It is a cyclic number.

It is not a de Polignac number, because 10515166061 - 2¹⁴ = 10515149677 is a prime.

It is a super-2 number, since 2×10515166061² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10515166063) 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, 1728140 + ... + 1734213.

It is an arithmetic number, because the mean of its divisors is an integer number (2629657863).

Almost surely, 2^10515166061 is an apocalyptic number.

It is an amenable number.

10515166061 is a deficient number, since it is larger than the sum of its proper divisors (3465391).

10515166061 is an equidigital number, since it uses as much as digits as its factorization.

10515166061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465390.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 10515166061 in words is "ten billion, five hundred fifteen million, one hundred sixty-six thousand, sixty-one".