116578123 has 2 divisors, whose sum is σ = 116578124. Its totient is φ = 116578122.

The previous prime is 116578109. The next prime is 116578193. The reversal of 116578123 is 321875611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116578123 - 2⁹ = 116577611 is a prime.

It is not a weakly prime, because it can be changed into another prime (116578193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58289061 + 58289062.

It is an arithmetic number, because the mean of its divisors is an integer number (58289062).

Almost surely, 2^116578123 is an apocalyptic number.

116578123 is a deficient number, since it is larger than the sum of its proper divisors (1).

116578123 is an equidigital number, since it uses as much as digits as its factorization.

116578123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 34.

The square root of 116578123 is about 10797.1349440488. The cubic root of 116578123 is about 488.5087565178.

The spelling of 116578123 in words is "one hundred sixteen million, five hundred seventy-eight thousand, one hundred twenty-three".