118777859 has 2 divisors, whose sum is σ = 118777860. Its totient is φ = 118777858.

The previous prime is 118777847. The next prime is 118777871. The reversal of 118777859 is 958777811.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (118777847) and next prime (118777871).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118777859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118777859.

It is not a weakly prime, because it can be changed into another prime (118777259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59388929 + 59388930.

It is an arithmetic number, because the mean of its divisors is an integer number (59388930).

Almost surely, 2^118777859 is an apocalyptic number.

118777859 is a deficient number, since it is larger than the sum of its proper divisors (1).

118777859 is an equidigital number, since it uses as much as digits as its factorization.

118777859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987840, while the sum is 53.

The square root of 118777859 is about 10898.5255424759. The cubic root of 118777859 is about 491.5622207453.

The spelling of 118777859 in words is "one hundred eighteen million, seven hundred seventy-seven thousand, eight hundred fifty-nine".