1020118 has 16 divisors (see below), whose sum is σ = 1691280. Its totient is φ = 457600.

The previous prime is 1020113. The next prime is 1020137. The reversal of 1020118 is 8110201.

It is a junction number, because it is equal to n+sod(n) for n = 1020098 and 1020107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020113) 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 7 ways as a sum of consecutive naturals, for example, 1698 + ... + 2218.

It is an arithmetic number, because the mean of its divisors is an integer number (105705).

2^1020118 is an apocalyptic number.

1020118 is a deficient number, since it is larger than the sum of its proper divisors (671162).

1020118 is a wasteful number, since it uses less digits than its factorization.

1020118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1020118 is about 1010.0089108518. The cubic root of 1020118 is about 100.6661525540. Note that the first 3 decimals are identical.

Adding to 1020118 its reverse (8110201), we get a palindrome (9130319).

The spelling of 1020118 in words is "one million, twenty thousand, one hundred eighteen".