1420012118 has 16 divisors (see below), whose sum is σ = 2475567360. Its totient is φ = 598261416.

The previous prime is 1420012117. The next prime is 1420012147. The reversal of 1420012118 is 8112100241.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420012118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420012117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858746 + ... + 860397.

It is an arithmetic number, because the mean of its divisors is an integer number (154722960).

Almost surely, 2^1420012118 is an apocalyptic number.

1420012118 is a deficient number, since it is larger than the sum of its proper divisors (1055555242).

1420012118 is a wasteful number, since it uses less digits than its factorization.

1420012118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719211.

The product of its (nonzero) digits is 128, while the sum is 20.

The square root of 1420012118 is about 37683.0481516557. The cubic root of 1420012118 is about 1123.9940619106.

Adding to 1420012118 its reverse (8112100241), we get a palindrome (9532112359).

The spelling of 1420012118 in words is "one billion, four hundred twenty million, twelve thousand, one hundred eighteen".