118075987 has 2 divisors, whose sum is σ = 118075988. Its totient is φ = 118075986.

The previous prime is 118075973. The next prime is 118076003. The reversal of 118075987 is 789570811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118075987 - 2¹⁹ = 117551699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118075927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59037993 + 59037994.

It is an arithmetic number, because the mean of its divisors is an integer number (59037994).

Almost surely, 2^118075987 is an apocalyptic number.

118075987 is a deficient number, since it is larger than the sum of its proper divisors (1).

118075987 is an equidigital number, since it uses as much as digits as its factorization.

118075987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 46.

The square root of 118075987 is about 10866.2775134818. The cubic root of 118075987 is about 490.5920748024.

The spelling of 118075987 in words is "one hundred eighteen million, seventy-five thousand, nine hundred eighty-seven".