140237 has 2 divisors, whose sum is σ = 140238. Its totient is φ = 140236.

The previous prime is 140227. The next prime is 140249. The reversal of 140237 is 732041.

It is a happy number.

140237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139876 + 361 = 374^2 + 19^2 .

It is an emirp because it is prime and its reverse (732041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140237 - 2⁴ = 140221 is a prime.

It is a plaindrome in base 7 and base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140237.

It is not a weakly prime, because it can be changed into another prime (140207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70118 + 70119.

It is an arithmetic number, because the mean of its divisors is an integer number (70119).

2¹⁴⁰²³⁷ is an apocalyptic number.

It is an amenable number.

140237 is a deficient number, since it is larger than the sum of its proper divisors (1).

140237 is an equidigital number, since it uses as much as digits as its factorization.

140237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 140237 is about 374.4823093285. The cubic root of 140237 is about 51.9542250026.

Adding to 140237 its reverse (732041), we get a palindrome (872278).

The spelling of 140237 in words is "one hundred forty thousand, two hundred thirty-seven".