140342102 has 4 divisors (see below), whose sum is σ = 210513156. Its totient is φ = 70171050.

The previous prime is 140342101. The next prime is 140342119. The reversal of 140342102 is 201243041.

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

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 as a sum of consecutive naturals, namely, 35085524 + ... + 35085527.

It is an arithmetic number, because the mean of its divisors is an integer number (52628289).

Almost surely, 2^140342102 is an apocalyptic number.

140342102 is a deficient number, since it is larger than the sum of its proper divisors (70171054).

140342102 is an equidigital number, since it uses as much as digits as its factorization.

140342102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70171053.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 140342102 is about 11846.6071936230. The cubic root of 140342102 is about 519.6720096328.

Adding to 140342102 its reverse (201243041), we get a palindrome (341585143).

The spelling of 140342102 in words is "one hundred forty million, three hundred forty-two thousand, one hundred two".