118620077 has 2 divisors, whose sum is σ = 118620078. Its totient is φ = 118620076.

The previous prime is 118620071. The next prime is 118620091. The reversal of 118620077 is 770026811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116229961 + 2390116 = 10781^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 118620077 - 2⁸ = 118619821 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118620071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59310038 + 59310039.

It is an arithmetic number, because the mean of its divisors is an integer number (59310039).

Almost surely, 2^118620077 is an apocalyptic number.

It is an amenable number.

118620077 is a deficient number, since it is larger than the sum of its proper divisors (1).

118620077 is an equidigital number, since it uses as much as digits as its factorization.

118620077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 118620077 is about 10891.2844513400. The cubic root of 118620077 is about 491.3444640040.

Adding to 118620077 its reverse (770026811), we get a palindrome (888646888).

The spelling of 118620077 in words is "one hundred eighteen million, six hundred twenty thousand, seventy-seven".