143312419 has 2 divisors, whose sum is σ = 143312420. Its totient is φ = 143312418.

The previous prime is 143312417. The next prime is 143312423. The reversal of 143312419 is 914213341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143312419 - 2¹ = 143312417 is a prime.

It is a super-2 number, since 2×143312419² = 41076898879263122, which contains 22 as substring.

Together with 143312417, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (143312413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71656209 + 71656210.

It is an arithmetic number, because the mean of its divisors is an integer number (71656210).

Almost surely, 2^143312419 is an apocalyptic number.

143312419 is a deficient number, since it is larger than the sum of its proper divisors (1).

143312419 is an equidigital number, since it uses as much as digits as its factorization.

143312419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 143312419 is about 11971.3165107268. The cubic root of 143312419 is about 523.3127012119.

The spelling of 143312419 in words is "one hundred forty-three million, three hundred twelve thousand, four hundred nineteen".