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140321 is a prime number
BaseRepresentation
bin100010010000100001
321010111002
4202100201
513442241
63001345
71123046
oct422041
9233432
10140321
1196475
1269255
134bb3c
14391cd
152b89b
hex22421

140321 has 2 divisors, whose sum is σ = 140322. Its totient is φ = 140320.

The previous prime is 140317. The next prime is 140333. The reversal of 140321 is 123041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130321 + 10000 = 361^2 + 100^2 .

It is a cyclic number.

It is not a de Polignac number, because 140321 - 22 = 140317 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140321.

It is not a weakly prime, because it can be changed into another prime (140351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70160 + 70161.

It is an arithmetic number, because the mean of its divisors is an integer number (70161).

2140321 is an apocalyptic number.

It is an amenable number.

140321 is a deficient number, since it is larger than the sum of its proper divisors (1).

140321 is an equidigital number, since it uses as much as digits as its factorization.

140321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 140321 is about 374.5944473694. The cubic root of 140321 is about 51.9645962167.

Adding to 140321 its reverse (123041), we get a palindrome (263362).

The spelling of 140321 in words is "one hundred forty thousand, three hundred twenty-one", and thus it is an iban number.