1420302011 has 2 divisors, whose sum is σ = 1420302012. Its totient is φ = 1420302010.

The previous prime is 1420302001. The next prime is 1420302031. The reversal of 1420302011 is 1102030241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420302011 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1420302001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710151005 + 710151006.

It is an arithmetic number, because the mean of its divisors is an integer number (710151006).

Almost surely, 2^1420302011 is an apocalyptic number.

1420302011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420302011 is an equidigital number, since it uses as much as digits as its factorization.

1420302011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1420302011 is about 37686.8944196786. The cubic root of 1420302011 is about 1124.0705438495.

Adding to 1420302011 its reverse (1102030241), we get a palindrome (2522332252).

The spelling of 1420302011 in words is "one billion, four hundred twenty million, three hundred two thousand, eleven".