10502355361 has 3 divisors (see below), whose sum is σ = 10502457843. Its totient is φ = 10502252880.

The previous prime is 10502355359. The next prime is 10502355407. The reversal of 10502355361 is 16355320501.

The square root of 10502355361 is 102481.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 10469177761 + 33177600 = 102319^2 + 5760^2 .

It is not a de Polignac number, because 10502355361 - 2¹ = 10502355359 is a prime.

It is a super-2 number, since 2×10502355361² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10502355341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 51241 + ... + 153721.

It is an arithmetic number, because the mean of its divisors is an integer number (3500819281).

Almost surely, 2^10502355361 is an apocalyptic number.

10502355361 is the 102481-st square number.

10502355361 is the 51241-st centered octagonal number.

It is an amenable number.

10502355361 is a deficient number, since it is larger than the sum of its proper divisors (102482).

10502355361 is an frugal number, since it uses more digits than its factorization.

10502355361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204962 (or 102481 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 10502355361 its reverse (16355320501), we get a palindrome (26857675862).

The spelling of 10502355361 in words is "ten billion, five hundred two million, three hundred fifty-five thousand, three hundred sixty-one".