143030434 has 4 divisors (see below), whose sum is σ = 214545654. Its totient is φ = 71515216.

The previous prime is 143030429. The next prime is 143030453. The reversal of 143030434 is 434030341.

143030434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 139169209 + 3861225 = 11797^2 + 1965^2 .

It is an unprimeable number.

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, 35757607 + ... + 35757610.

Almost surely, 2^143030434 is an apocalyptic number.

143030434 is a deficient number, since it is larger than the sum of its proper divisors (71515220).

143030434 is an equidigital number, since it uses as much as digits as its factorization.

143030434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71515219.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 143030434 is about 11959.5331848697. The cubic root of 143030434 is about 522.9692482531.

Adding to 143030434 its reverse (434030341), we get a palindrome (577060775).

The spelling of 143030434 in words is "one hundred forty-three million, thirty thousand, four hundred thirty-four".