143431367 has 2 divisors, whose sum is σ = 143431368. Its totient is φ = 143431366.

The previous prime is 143431333. The next prime is 143431403. The reversal of 143431367 is 763134341.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143431367 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143431867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71715683 + 71715684.

It is an arithmetic number, because the mean of its divisors is an integer number (71715684).

Almost surely, 2^143431367 is an apocalyptic number.

143431367 is a deficient number, since it is larger than the sum of its proper divisors (1).

143431367 is an equidigital number, since it uses as much as digits as its factorization.

143431367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 143431367 is about 11976.2835220280. The cubic root of 143431367 is about 523.4574427635.

The spelling of 143431367 in words is "one hundred forty-three million, four hundred thirty-one thousand, three hundred sixty-seven".