1420234203 has 16 divisors (see below), whose sum is σ = 1935161856. Its totient is φ = 926090400.

The previous prime is 1420234157. The next prime is 1420234237. The reversal of 1420234203 is 3024320241.

It is not a de Polignac number, because 1420234203 - 2⁹ = 1420233691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420234203.

It is not an unprimeable number, because it can be changed into a prime (1420234003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400225 + ... + 403757.

It is an arithmetic number, because the mean of its divisors is an integer number (120947616).

Almost surely, 2^1420234203 is an apocalyptic number.

1420234203 is a deficient number, since it is larger than the sum of its proper divisors (514927653).

1420234203 is a wasteful number, since it uses less digits than its factorization.

1420234203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6434.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1420234203 is about 37685.9947858618. The cubic root of 1420234203 is about 1124.0526551216.

Adding to 1420234203 its reverse (3024320241), we get a palindrome (4444554444).

The spelling of 1420234203 in words is "one billion, four hundred twenty million, two hundred thirty-four thousand, two hundred three".