140268103 has 4 divisors (see below), whose sum is σ = 140321808. Its totient is φ = 140214400.

The previous prime is 140268083. The next prime is 140268131. The reversal of 140268103 is 301862041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140268103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140268703) 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, 22723 + ... + 28228.

It is an arithmetic number, because the mean of its divisors is an integer number (35080452).

Almost surely, 2^140268103 is an apocalyptic number.

140268103 is a deficient number, since it is larger than the sum of its proper divisors (53705).

140268103 is an equidigital number, since it uses as much as digits as its factorization.

140268103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53704.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 140268103 is about 11843.4835669240. The cubic root of 140268103 is about 519.5806567427.

The spelling of 140268103 in words is "one hundred forty million, two hundred sixty-eight thousand, one hundred three".