140540103 has 20 divisors (see below), whose sum is σ = 229029768. Its totient is φ = 85175280.

The previous prime is 140540069. The next prime is 140540117. The reversal of 140540103 is 301045041.

It is a happy number.

It is not a de Polignac number, because 140540103 - 2¹⁶ = 140474567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140540123) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 77976 + ... + 79757.

Almost surely, 2^140540103 is an apocalyptic number.

140540103 is a deficient number, since it is larger than the sum of its proper divisors (88489665).

140540103 is a wasteful number, since it uses less digits than its factorization.

140540103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157756 (or 157747 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 140540103 is about 11854.9611133905. The cubic root of 140540103 is about 519.9162870665.

Adding to 140540103 its reverse (301045041), we get a palindrome (441585144).

The spelling of 140540103 in words is "one hundred forty million, five hundred forty thousand, one hundred three".