143883479 has 2 divisors, whose sum is σ = 143883480. Its totient is φ = 143883478.

The previous prime is 143883463. The next prime is 143883503. The reversal of 143883479 is 974388341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143883479 - 2⁴ = 143883463 is a prime.

It is a super-3 number, since 3×143883479³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143883449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71941739 + 71941740.

It is an arithmetic number, because the mean of its divisors is an integer number (71941740).

Almost surely, 2^143883479 is an apocalyptic number.

143883479 is a deficient number, since it is larger than the sum of its proper divisors (1).

143883479 is an equidigital number, since it uses as much as digits as its factorization.

143883479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 143883479 is about 11995.1439757929. The cubic root of 143883479 is about 524.0068650403.

The spelling of 143883479 in words is "one hundred forty-three million, eight hundred eighty-three thousand, four hundred seventy-nine".