140501540107 has 4 divisors (see below), whose sum is σ = 140503184680. Its totient is φ = 140499895536.

The previous prime is 140501540083. The next prime is 140501540117. The reversal of 140501540107 is 701045105041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140501540107 - 2⁷ = 140501539979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140501540117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686682 + ... + 867487.

It is an arithmetic number, because the mean of its divisors is an integer number (35125796170).

Almost surely, 2^140501540107 is an apocalyptic number.

140501540107 is a deficient number, since it is larger than the sum of its proper divisors (1644573).

140501540107 is an equidigital number, since it uses as much as digits as its factorization.

140501540107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644572.

The product of its (nonzero) digits is 2800, while the sum is 28.

Adding to 140501540107 its reverse (701045105041), we get a palindrome (841546645148).

The spelling of 140501540107 in words is "one hundred forty billion, five hundred one million, five hundred forty thousand, one hundred seven".