140120103 has 16 divisors (see below), whose sum is σ = 201173760. Its totient is φ = 86426496.

The previous prime is 140120077. The next prime is 140120119. The reversal of 140120103 is 301021041.

It is a happy number.

It is not a de Polignac number, because 140120103 - 2¹³ = 140111911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140120803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20275 + ... + 26292.

It is an arithmetic number, because the mean of its divisors is an integer number (12573360).

Almost surely, 2^140120103 is an apocalyptic number.

140120103 is a deficient number, since it is larger than the sum of its proper divisors (61053657).

140120103 is a wasteful number, since it uses less digits than its factorization.

140120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46646.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 140120103 is about 11837.2337562456. The cubic root of 140120103 is about 519.3978520589.

Adding to 140120103 its reverse (301021041), we get a palindrome (441141144).

The spelling of 140120103 in words is "one hundred forty million, one hundred twenty thousand, one hundred three".