143696743 has 2 divisors, whose sum is σ = 143696744. Its totient is φ = 143696742.

The previous prime is 143696737. The next prime is 143696779. The reversal of 143696743 is 347696341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143696743 - 2¹³ = 143688551 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 143696743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143696723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71848371 + 71848372.

It is an arithmetic number, because the mean of its divisors is an integer number (71848372).

Almost surely, 2^143696743 is an apocalyptic number.

143696743 is a deficient number, since it is larger than the sum of its proper divisors (1).

143696743 is an equidigital number, since it uses as much as digits as its factorization.

143696743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 43.

The square root of 143696743 is about 11987.3576321056. The cubic root of 143696743 is about 523.7800766501.

It can be divided in two parts, 14369 and 6743, that added together give a palindrome (21112).

The spelling of 143696743 in words is "one hundred forty-three million, six hundred ninety-six thousand, seven hundred forty-three".