1443420119 has 2 divisors, whose sum is σ = 1443420120. Its totient is φ = 1443420118.

The previous prime is 1443420113. The next prime is 1443420127. The reversal of 1443420119 is 9110243441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1443420119 is a prime.

It is a super-2 number, since 2×1443420119² = 4166923279867948322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1443420091 and 1443420100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1443420113) 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, 721710059 + 721710060.

It is an arithmetic number, because the mean of its divisors is an integer number (721710060).

Almost surely, 2^1443420119 is an apocalyptic number.

1443420119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1443420119 is an equidigital number, since it uses as much as digits as its factorization.

1443420119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1443420119 is about 37992.3692206738. The cubic root of 1443420119 is about 1130.1365431368.

The spelling of 1443420119 in words is "one billion, four hundred forty-three million, four hundred twenty thousand, one hundred nineteen".