116578829 has 2 divisors, whose sum is σ = 116578830. Its totient is φ = 116578828.

The previous prime is 116578793. The next prime is 116578837. The reversal of 116578829 is 928875611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106048804 + 10530025 = 10298^2 + 3245^2 .

It is a cyclic number.

It is not a de Polignac number, because 116578829 - 2²⁰ = 115530253 is a prime.

It is a super-2 number, since 2×116578829² = 27181246742022482, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116578529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58289414 + 58289415.

It is an arithmetic number, because the mean of its divisors is an integer number (58289415).

Almost surely, 2^116578829 is an apocalyptic number.

It is an amenable number.

116578829 is a deficient number, since it is larger than the sum of its proper divisors (1).

116578829 is an equidigital number, since it uses as much as digits as its factorization.

116578829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 47.

The square root of 116578829 is about 10797.1676378576. The cubic root of 116578829 is about 488.5097426562.

The spelling of 116578829 in words is "one hundred sixteen million, five hundred seventy-eight thousand, eight hundred twenty-nine".