140321330 has 32 divisors (see below), whose sum is σ = 257534208. Its totient is φ = 55036800.

The previous prime is 140321309. The next prime is 140321333. The reversal of 140321330 is 33123041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140321299 and 140321308.

It is not an unprimeable number, because it can be changed into a prime (140321333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153575 + ... + 154485.

It is an arithmetic number, because the mean of its divisors is an integer number (8047944).

Almost surely, 2^140321330 is an apocalyptic number.

140321330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140321330 is a deficient number, since it is larger than the sum of its proper divisors (117212878).

140321330 is a wasteful number, since it uses less digits than its factorization.

140321330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 140321330 is about 11845.7304544718. The cubic root of 140321330 is about 519.6463695256.

Adding to 140321330 its reverse (33123041), we get a palindrome (173444371).

The spelling of 140321330 in words is "one hundred forty million, three hundred twenty-one thousand, three hundred thirty".