143420443499 has 2 divisors, whose sum is σ = 143420443500. Its totient is φ = 143420443498.

The previous prime is 143420443409. The next prime is 143420443519. The reversal of 143420443499 is 994344024341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143420443499 - 2³⁶ = 74700966763 is a prime.

It is a super-2 number, since 2×143420443499² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (143420443409) 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, 71710221749 + 71710221750.

It is an arithmetic number, because the mean of its divisors is an integer number (71710221750).

Almost surely, 2^143420443499 is an apocalyptic number.

143420443499 is a deficient number, since it is larger than the sum of its proper divisors (1).

143420443499 is an equidigital number, since it uses as much as digits as its factorization.

143420443499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 143420443499 in words is "one hundred forty-three billion, four hundred twenty million, four hundred forty-three thousand, four hundred ninety-nine".