140533214 has 4 divisors (see below), whose sum is σ = 210799824. Its totient is φ = 70266606.

The previous prime is 140533207. The next prime is 140533219. The reversal of 140533214 is 412335041.

140533214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 140533214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140533219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35133302 + ... + 35133305.

It is an arithmetic number, because the mean of its divisors is an integer number (52699956).

Almost surely, 2^140533214 is an apocalyptic number.

140533214 is a deficient number, since it is larger than the sum of its proper divisors (70266610).

140533214 is an equidigital number, since it uses as much as digits as its factorization.

140533214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70266609.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 140533214 is about 11854.6705563672. The cubic root of 140533214 is about 519.9077918357.

Adding to 140533214 its reverse (412335041), we get a palindrome (552868255).

The spelling of 140533214 in words is "one hundred forty million, five hundred thirty-three thousand, two hundred fourteen".