10500005115 has 24 divisors (see below), whose sum is σ = 18224301888. Its totient is φ = 5592528000.

The previous prime is 10500005111. The next prime is 10500005119. The reversal of 10500005115 is 51150000501.

It is an interprime number because it is at equal distance from previous prime (10500005111) and next prime (10500005119).

It is not a de Polignac number, because 10500005115 - 2² = 10500005111 is a prime.

It is a super-2 number, since 2×10500005115² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10500005111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121554 + ... + 189143.

It is an arithmetic number, because the mean of its divisors is an integer number (759345912).

Almost surely, 2^10500005115 is an apocalyptic number.

10500005115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10500005115 is a deficient number, since it is larger than the sum of its proper divisors (7724296773).

10500005115 is a wasteful number, since it uses less digits than its factorization.

10500005115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311459 (or 311456 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 10500005115 its reverse (51150000501), we get a palindrome (61650005616).

The spelling of 10500005115 in words is "ten billion, five hundred million, five thousand, one hundred fifteen".