1010500165 has 4 divisors (see below), whose sum is σ = 1212600204. Its totient is φ = 808400128.

The previous prime is 1010500159. The next prime is 1010500177. The reversal of 1010500165 is 5610050101.

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 181117764 + 829382401 = 13458^2 + 28799^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010500165 - 2¹³ = 1010491973 is a prime.

It is a super-2 number, since 2×1010500165² = 2042221166930054450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101050012 + ... + 101050021.

It is an arithmetic number, because the mean of its divisors is an integer number (303150051).

Almost surely, 2^1010500165 is an apocalyptic number.

It is an amenable number.

1010500165 is a deficient number, since it is larger than the sum of its proper divisors (202100039).

1010500165 is an equidigital number, since it uses as much as digits as its factorization.

1010500165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202100038.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1010500165 is about 31788.3652457939. The cubic root of 1010500165 is about 1003.4878755803.

Adding to 1010500165 its reverse (5610050101), we get a palindrome (6620550266).

The spelling of 1010500165 in words is "one billion, ten million, five hundred thousand, one hundred sixty-five".