1015165506 has 32 divisors (see below), whose sum is σ = 2173936320. Its totient is φ = 314902016.

The previous prime is 1015165499. The next prime is 1015165507. The reversal of 1015165506 is 6055615101.

It is a super-2 number, since 2×1015165506² = 2061122009144472072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1015165507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46836 + ... + 64991.

It is an arithmetic number, because the mean of its divisors is an integer number (67935510).

Almost surely, 2^1015165506 is an apocalyptic number.

1015165506 is an abundant number, since it is smaller than the sum of its proper divisors (1158770814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1015165506 is a wasteful number, since it uses less digits than its factorization.

1015165506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111938.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 1015165506 is about 31861.6620093805. The cubic root of 1015165506 is about 1005.0298270893.

It can be divided in two parts, 10151 and 65506, that added together give a palindrome (75657).

The spelling of 1015165506 in words is "one billion, fifteen million, one hundred sixty-five thousand, five hundred six".