140106343 has 8 divisors (see below), whose sum is σ = 151729200. Its totient is φ = 128604288.

The previous prime is 140106293. The next prime is 140106371. The reversal of 140106343 is 343601041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140106343 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 (140101343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27778 + ... + 32431.

It is an arithmetic number, because the mean of its divisors is an integer number (18966150).

Almost surely, 2^140106343 is an apocalyptic number.

140106343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140106343 is a deficient number, since it is larger than the sum of its proper divisors (11622857).

140106343 is a wasteful number, since it uses less digits than its factorization.

140106343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60401.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 140106343 is about 11836.6525251018. The cubic root of 140106343 is about 519.3808496249.

Adding to 140106343 its reverse (343601041), we get a palindrome (483707384).

The spelling of 140106343 in words is "one hundred forty million, one hundred six thousand, three hundred forty-three".