118909000073 has 2 divisors, whose sum is σ = 118909000074. Its totient is φ = 118909000072.

The previous prime is 118909000057. The next prime is 118909000081. The reversal of 118909000073 is 370000909811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115772104009 + 3136896064 = 340253^2 + 56008^2 .

It is a cyclic number.

It is not a de Polignac number, because 118909000073 - 2⁴ = 118909000057 is a prime.

It is not a weakly prime, because it can be changed into another prime (118909000043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59454500036 + 59454500037.

It is an arithmetic number, because the mean of its divisors is an integer number (59454500037).

Almost surely, 2^118909000073 is an apocalyptic number.

It is an amenable number.

118909000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

118909000073 is an equidigital number, since it uses as much as digits as its factorization.

118909000073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 38.

Adding to 118909000073 its reverse (370000909811), we get a palindrome (488909909884).

The spelling of 118909000073 in words is "one hundred eighteen billion, nine hundred nine million, seventy-three", and thus it is an aban number.