116661229543 has 2 divisors, whose sum is σ = 116661229544. Its totient is φ = 116661229542.

The previous prime is 116661229541. The next prime is 116661229561. The reversal of 116661229543 is 345922166611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116661229543 - 2¹ = 116661229541 is a prime.

Together with 116661229541, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 116661229493 and 116661229502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116661229541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58330614771 + 58330614772.

It is an arithmetic number, because the mean of its divisors is an integer number (58330614772).

Almost surely, 2^116661229543 is an apocalyptic number.

116661229543 is a deficient number, since it is larger than the sum of its proper divisors (1).

116661229543 is an equidigital number, since it uses as much as digits as its factorization.

116661229543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 46.

The spelling of 116661229543 in words is "one hundred sixteen billion, six hundred sixty-one million, two hundred twenty-nine thousand, five hundred forty-three".