143434349 has 2 divisors, whose sum is σ = 143434350. Its totient is φ = 143434348.

The previous prime is 143434339. The next prime is 143434373. The reversal of 143434349 is 943434341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136726249 + 6708100 = 11693^2 + 2590^2 .

It is a cyclic number.

It is not a de Polignac number, because 143434349 - 2¹² = 143430253 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143434339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71717174 + 71717175.

It is an arithmetic number, because the mean of its divisors is an integer number (71717175).

Almost surely, 2^143434349 is an apocalyptic number.

It is an amenable number.

143434349 is a deficient number, since it is larger than the sum of its proper divisors (1).

143434349 is an equidigital number, since it uses as much as digits as its factorization.

143434349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 35.

The square root of 143434349 is about 11976.4080174316. The cubic root of 143434349 is about 523.4610703737.

The spelling of 143434349 in words is "one hundred forty-three million, four hundred thirty-four thousand, three hundred forty-nine".