140214043 has 6 divisors (see below), whose sum is σ = 145216604. Its totient is φ = 135378264.

The previous prime is 140214029. The next prime is 140214047. The reversal of 140214043 is 340412041.

It is a de Polignac number, because none of the positive numbers 2^k-140214043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140214043.

It is not an unprimeable number, because it can be changed into a prime (140214047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82521 + ... + 84202.

Almost surely, 2^140214043 is an apocalyptic number.

140214043 is a deficient number, since it is larger than the sum of its proper divisors (5002561).

140214043 is an equidigital number, since it uses as much as digits as its factorization.

140214043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166781 (or 166752 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140214043 is about 11841.2010792825. The cubic root of 140214043 is about 519.5138985395.

Adding to 140214043 its reverse (340412041), we get a palindrome (480626084).

The spelling of 140214043 in words is "one hundred forty million, two hundred fourteen thousand, forty-three".