1418705719 has 2 divisors, whose sum is σ = 1418705720. Its totient is φ = 1418705718.

The previous prime is 1418705677. The next prime is 1418705809. The reversal of 1418705719 is 9175078141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1418705719 - 2⁹ = 1418705207 is a prime.

It is a super-2 number, since 2×1418705719² = 4025451834246613922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1418705419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 709352859 + 709352860.

It is an arithmetic number, because the mean of its divisors is an integer number (709352860).

Almost surely, 2^1418705719 is an apocalyptic number.

1418705719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1418705719 is an equidigital number, since it uses as much as digits as its factorization.

1418705719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 43.

The square root of 1418705719 is about 37665.7101220726. The cubic root of 1418705719 is about 1123.6492678461.

The spelling of 1418705719 in words is "one billion, four hundred eighteen million, seven hundred five thousand, seven hundred nineteen".