1002162018 has 64 divisors (see below), whose sum is σ = 2388040704. Its totient is φ = 276360000.

The previous prime is 1002161971. The next prime is 1002162037. The reversal of 1002162018 is 8102612001.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1002161985 and 1002162003.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 52693 + ... + 69143.

It is an arithmetic number, because the mean of its divisors is an integer number (37313136).

Almost surely, 2^1002162018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002162018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194020352).

1002162018 is an abundant number, since it is smaller than the sum of its proper divisors (1385878686).

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

1002162018 is a wasteful number, since it uses less digits than its factorization.

1002162018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16551.

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 1002162018 is about 31656.9426508625. The cubic root of 1002162018 is about 1000.7201539205.

Adding to 1002162018 its reverse (8102612001), we get a palindrome (9104774019).

The spelling of 1002162018 in words is "one billion, two million, one hundred sixty-two thousand, eighteen".