120187667 has 2 divisors, whose sum is σ = 120187668. Its totient is φ = 120187666.

The previous prime is 120187657. The next prime is 120187699. The reversal of 120187667 is 766781021.

It is a weak prime.

It is an emirp because it is prime and its reverse (766781021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120187667 - 2²⁶ = 53078803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120187667.

It is not a weakly prime, because it can be changed into another prime (120187607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60093833 + 60093834.

It is an arithmetic number, because the mean of its divisors is an integer number (60093834).

Almost surely, 2^120187667 is an apocalyptic number.

120187667 is a deficient number, since it is larger than the sum of its proper divisors (1).

120187667 is an equidigital number, since it uses as much as digits as its factorization.

120187667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 120187667 is about 10963.0135911619. The cubic root of 120187667 is about 493.4994068442.

The spelling of 120187667 in words is "one hundred twenty million, one hundred eighty-seven thousand, six hundred sixty-seven".