143930414 has 8 divisors (see below), whose sum is σ = 216192360. Its totient is φ = 71866296.

The previous prime is 143930411. The next prime is 143930429. The reversal of 143930414 is 414039341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×143930414² = 41431928148422792, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143930411) 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 in 3 ways as a sum of consecutive naturals, for example, 47624 + ... + 50555.

It is an arithmetic number, because the mean of its divisors is an integer number (27024045).

Almost surely, 2^143930414 is an apocalyptic number.

143930414 is a deficient number, since it is larger than the sum of its proper divisors (72261946).

143930414 is an equidigital number, since it uses as much as digits as its factorization.

143930414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98914.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 143930414 is about 11997.1002329730. The cubic root of 143930414 is about 524.0638361131.

Adding to 143930414 its reverse (414039341), we get a palindrome (557969755).

The spelling of 143930414 in words is "one hundred forty-three million, nine hundred thirty thousand, four hundred fourteen".