143679373 has 2 divisors, whose sum is σ = 143679374. Its totient is φ = 143679372.

The previous prime is 143679323. The next prime is 143679379. The reversal of 143679373 is 373976341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77387209 + 66292164 = 8797^2 + 8142^2 .

It is an emirp because it is prime and its reverse (373976341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143679373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143679379) 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, 71839686 + 71839687.

It is an arithmetic number, because the mean of its divisors is an integer number (71839687).

Almost surely, 2^143679373 is an apocalyptic number.

It is an amenable number.

143679373 is a deficient number, since it is larger than the sum of its proper divisors (1).

143679373 is an equidigital number, since it uses as much as digits as its factorization.

143679373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 43.

The square root of 143679373 is about 11986.6330969126. The cubic root of 143679373 is about 523.7589710301.

The spelling of 143679373 in words is "one hundred forty-three million, six hundred seventy-nine thousand, three hundred seventy-three".