140342103 has 12 divisors (see below), whose sum is σ = 221145288. Its totient is φ = 85055760.

The previous prime is 140342101. The next prime is 140342119. The reversal of 140342103 is 301243041.

It is not a de Polignac number, because 140342103 - 2¹ = 140342101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140342101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 708700 + ... + 708897.

It is an arithmetic number, because the mean of its divisors is an integer number (18428774).

Almost surely, 2^140342103 is an apocalyptic number.

140342103 is a deficient number, since it is larger than the sum of its proper divisors (80803185).

140342103 is a wasteful number, since it uses less digits than its factorization.

140342103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417614 (or 1417611 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140342103 is about 11846.6072358292. The cubic root of 140342103 is about 519.6720108671.

Adding to 140342103 its reverse (301243041), we get a palindrome (441585144).

It can be divided in two parts, 140 and 342103, that added together give a palindrome (342243).

The spelling of 140342103 in words is "one hundred forty million, three hundred forty-two thousand, one hundred three".