118145077 has 2 divisors, whose sum is σ = 118145078. Its totient is φ = 118145076.

The previous prime is 118145057. The next prime is 118145113. The reversal of 118145077 is 770541811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117527281 + 617796 = 10841^2 + 786^2 .

It is a cyclic number.

It is not a de Polignac number, because 118145077 - 2²³ = 109756469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118145057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59072538 + 59072539.

It is an arithmetic number, because the mean of its divisors is an integer number (59072539).

Almost surely, 2^118145077 is an apocalyptic number.

It is an amenable number.

118145077 is a deficient number, since it is larger than the sum of its proper divisors (1).

118145077 is an equidigital number, since it uses as much as digits as its factorization.

118145077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 34.

The square root of 118145077 is about 10869.4561501485. The cubic root of 118145077 is about 490.6877431327.

Adding to 118145077 its reverse (770541811), we get a palindrome (888686888).

The spelling of 118145077 in words is "one hundred eighteen million, one hundred forty-five thousand, seventy-seven".