140321395 has 8 divisors (see below), whose sum is σ = 168557040. Its totient is φ = 112142880.

The previous prime is 140321359. The next prime is 140321399. The reversal of 140321395 is 593123041.

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

It is not a de Polignac number, because 140321395 - 2¹⁵ = 140288627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140321399) 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 7 ways as a sum of consecutive naturals, for example, 8676 + ... + 18865.

It is an arithmetic number, because the mean of its divisors is an integer number (21069630).

Almost surely, 2^140321395 is an apocalyptic number.

140321395 is a deficient number, since it is larger than the sum of its proper divisors (28235645).

140321395 is a wasteful number, since it uses less digits than its factorization.

140321395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28565.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 140321395 is about 11845.7331980760. The cubic root of 140321395 is about 519.6464497629.

The spelling of 140321395 in words is "one hundred forty million, three hundred twenty-one thousand, three hundred ninety-five".