100140067 has 2 divisors, whose sum is σ = 100140068. Its totient is φ = 100140066.

The previous prime is 100140059. The next prime is 100140107. The reversal of 100140067 is 760041001.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (760041001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100140067 - 2³ = 100140059 is a prime.

It is not a weakly prime, because it can be changed into another prime (100140037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50070033 + 50070034.

It is an arithmetic number, because the mean of its divisors is an integer number (50070034).

Almost surely, 2^100140067 is an apocalyptic number.

100140067 is a deficient number, since it is larger than the sum of its proper divisors (1).

100140067 is an equidigital number, since it uses as much as digits as its factorization.

100140067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 100140067 is about 10007.0008993704. Note that the first 3 decimals coincide. The cubic root of 100140067 is about 464.3754934007.

Adding to 100140067 its reverse (760041001), we get a palindrome (860181068).

The spelling of 100140067 in words is "one hundred million, one hundred forty thousand, sixty-seven".