118307949377 has 2 divisors, whose sum is σ = 118307949378. Its totient is φ = 118307949376.

The previous prime is 118307949371. The next prime is 118307949413. The reversal of 118307949377 is 773949703811.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93801925441 + 24506023936 = 306271^2 + 156544^2 .

It is an emirp because it is prime and its reverse (773949703811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118307949377 is a prime.

It is not a weakly prime, because it can be changed into another prime (118307949371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59153974688 + 59153974689.

It is an arithmetic number, because the mean of its divisors is an integer number (59153974689).

Almost surely, 2^118307949377 is an apocalyptic number.

It is an amenable number.

118307949377 is a deficient number, since it is larger than the sum of its proper divisors (1).

118307949377 is an equidigital number, since it uses as much as digits as its factorization.

118307949377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8001504, while the sum is 59.

The spelling of 118307949377 in words is "one hundred eighteen billion, three hundred seven million, nine hundred forty-nine thousand, three hundred seventy-seven".