118078819 has 2 divisors, whose sum is σ = 118078820. Its totient is φ = 118078818.

The previous prime is 118078759. The next prime is 118078841. The reversal of 118078819 is 918870811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118078819 - 2⁹ = 118078307 is a prime.

It is a super-2 number, since 2×118078819² = 27885214992869522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118078879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59039409 + 59039410.

It is an arithmetic number, because the mean of its divisors is an integer number (59039410).

Almost surely, 2^118078819 is an apocalyptic number.

118078819 is a deficient number, since it is larger than the sum of its proper divisors (1).

118078819 is an equidigital number, since it uses as much as digits as its factorization.

118078819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 43.

The square root of 118078819 is about 10866.4078241156. The cubic root of 118078819 is about 490.5959969819.

The spelling of 118078819 in words is "one hundred eighteen million, seventy-eight thousand, eight hundred nineteen".