143980506643 has 2 divisors, whose sum is σ = 143980506644. Its totient is φ = 143980506642.

The previous prime is 143980506641. The next prime is 143980506701. The reversal of 143980506643 is 346605089341.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143980506643 - 2¹ = 143980506641 is a prime.

Together with 143980506641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (143980506641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71990253321 + 71990253322.

It is an arithmetic number, because the mean of its divisors is an integer number (71990253322).

Almost surely, 2^143980506643 is an apocalyptic number.

143980506643 is a deficient number, since it is larger than the sum of its proper divisors (1).

143980506643 is an equidigital number, since it uses as much as digits as its factorization.

143980506643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 143980506643 in words is "one hundred forty-three billion, nine hundred eighty million, five hundred six thousand, six hundred forty-three".