1420111003 has 4 divisors (see below), whose sum is σ = 1423346320. Its totient is φ = 1416875688.

The previous prime is 1420110893. The next prime is 1420111009. The reversal of 1420111003 is 3001110241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1420111003 - 2¹³ = 1420102811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420111009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1617000 + ... + 1617877.

It is an arithmetic number, because the mean of its divisors is an integer number (355836580).

Almost surely, 2^1420111003 is an apocalyptic number.

1420111003 is a deficient number, since it is larger than the sum of its proper divisors (3235317).

1420111003 is an equidigital number, since it uses as much as digits as its factorization.

1420111003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235316.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1420111003 is about 37684.3601909333. The cubic root of 1420111003 is about 1124.0201517286.

Adding to 1420111003 its reverse (3001110241), we get a palindrome (4421221244).

The spelling of 1420111003 in words is "one billion, four hundred twenty million, one hundred eleven thousand, three".