1420045307 has 2 divisors, whose sum is σ = 1420045308. Its totient is φ = 1420045306.

The previous prime is 1420045283. The next prime is 1420045337. The reversal of 1420045307 is 7035400241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420045307 - 2⁶ = 1420045243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420045337) 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 as a sum of consecutive naturals, namely, 710022653 + 710022654.

It is an arithmetic number, because the mean of its divisors is an integer number (710022654).

Almost surely, 2^1420045307 is an apocalyptic number.

1420045307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420045307 is an equidigital number, since it uses as much as digits as its factorization.

1420045307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 1420045307 is about 37683.4885195094. The cubic root of 1420045307 is about 1124.0028186312.

Adding to 1420045307 its reverse (7035400241), we get a palindrome (8455445548).

The spelling of 1420045307 in words is "one billion, four hundred twenty million, forty-five thousand, three hundred seven".