140343352 has 16 divisors (see below), whose sum is σ = 263270160. Its totient is φ = 70137984.

The previous prime is 140343323. The next prime is 140343353. The reversal of 140343352 is 253343041.

140343352 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140343353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27808 + ... + 32464.

It is an arithmetic number, because the mean of its divisors is an integer number (16454385).

Almost surely, 2^140343352 is an apocalyptic number.

It is an amenable number.

140343352 is a deficient number, since it is larger than the sum of its proper divisors (122926808).

140343352 is a wasteful number, since it uses less digits than its factorization.

140343352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8430 (or 8426 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 140343352 is about 11846.6599512268. The cubic root of 140343352 is about 519.6735525009.

Adding to 140343352 its reverse (253343041), we get a palindrome (393686393).

The spelling of 140343352 in words is "one hundred forty million, three hundred forty-three thousand, three hundred fifty-two".