116660543 has 2 divisors, whose sum is σ = 116660544. Its totient is φ = 116660542.

The previous prime is 116660503. The next prime is 116660563. The reversal of 116660543 is 345066611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116660543 - 2¹⁴ = 116644159 is a prime.

It is equal to p_6662237 and since 116660543 and 6662237 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116660503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58330271 + 58330272.

It is an arithmetic number, because the mean of its divisors is an integer number (58330272).

Almost surely, 2^116660543 is an apocalyptic number.

116660543 is a deficient number, since it is larger than the sum of its proper divisors (1).

116660543 is an equidigital number, since it uses as much as digits as its factorization.

116660543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 116660543 is about 10800.9510229424. The cubic root of 116660543 is about 488.6238536042.

The spelling of 116660543 in words is "one hundred sixteen million, six hundred sixty thousand, five hundred forty-three".