1420342103 has 2 divisors, whose sum is σ = 1420342104. Its totient is φ = 1420342102.

The previous prime is 1420342067. The next prime is 1420342127. The reversal of 1420342103 is 3012430241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1420342103 - 2¹⁸ = 1420079959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420344103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710171051 + 710171052.

It is an arithmetic number, because the mean of its divisors is an integer number (710171052).

Almost surely, 2^1420342103 is an apocalyptic number.

1420342103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420342103 is an equidigital number, since it uses as much as digits as its factorization.

1420342103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1420342103 is about 37687.4263249694. The cubic root of 1420342103 is about 1124.0811204292.

Adding to 1420342103 its reverse (3012430241), we get a palindrome (4432772344).

The spelling of 1420342103 in words is "one billion, four hundred twenty million, three hundred forty-two thousand, one hundred three".