108140067 has 12 divisors (see below), whose sum is σ = 178517040. Its totient is φ = 61794288.

The previous prime is 108140063. The next prime is 108140069. The reversal of 108140067 is 760041801.

It is a happy number.

It is not a de Polignac number, because 108140067 - 2² = 108140063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108140067.

It is not an unprimeable number, because it can be changed into a prime (108140063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 858192 + ... + 858317.

It is an arithmetic number, because the mean of its divisors is an integer number (14876420).

Almost surely, 2^108140067 is an apocalyptic number.

108140067 is a deficient number, since it is larger than the sum of its proper divisors (70376973).

108140067 is a wasteful number, since it uses less digits than its factorization.

108140067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716522 (or 1716519 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 108140067 is about 10399.0416385357. The cubic root of 108140067 is about 476.4260993427.

Adding to 108140067 its reverse (760041801), we get a palindrome (868181868).

The spelling of 108140067 in words is "one hundred eight million, one hundred forty thousand, sixty-seven".