140022105 has 8 divisors (see below), whose sum is σ = 224035392. Its totient is φ = 74678448.

The previous prime is 140022089. The next prime is 140022109. The reversal of 140022105 is 501220041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140022105 - 2⁴ = 140022089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 9334807 = 140022105 / (1 + 4 + 0 + 0 + 2 + 2 + 1 + 0 + 5).

It is not an unprimeable number, because it can be changed into a prime (140022109) 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 in 7 ways as a sum of consecutive naturals, for example, 4667389 + ... + 4667418.

It is an arithmetic number, because the mean of its divisors is an integer number (28004424).

Almost surely, 2^140022105 is an apocalyptic number.

140022105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140022105 is a deficient number, since it is larger than the sum of its proper divisors (84013287).

140022105 is an equidigital number, since it uses as much as digits as its factorization.

140022105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9334815.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 140022105 is about 11833.0936360700. The cubic root of 140022105 is about 519.2767373379.

Adding to 140022105 its reverse (501220041), we get a palindrome (641242146).

The spelling of 140022105 in words is "one hundred forty million, twenty-two thousand, one hundred five".