140438175107 has 4 divisors (see below), whose sum is σ = 141249956640. Its totient is φ = 139626393576.

The previous prime is 140438175089. The next prime is 140438175149. The reversal of 140438175107 is 701571834041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 701571834041 = 13 ⋅53967064157.

It is a cyclic number.

It is not a de Polignac number, because 140438175107 - 2³⁴ = 123258305923 is a prime.

It is a super-2 number, since 2×140438175107² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140438175307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405890507 + ... + 405890852.

It is an arithmetic number, because the mean of its divisors is an integer number (35312489160).

Almost surely, 2^140438175107 is an apocalyptic number.

140438175107 is a deficient number, since it is larger than the sum of its proper divisors (811781533).

140438175107 is an equidigital number, since it uses as much as digits as its factorization.

140438175107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811781532.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 140438175107 in words is "one hundred forty billion, four hundred thirty-eight million, one hundred seventy-five thousand, one hundred seven".