140799 has 4 divisors (see below), whose sum is σ = 187736. Its totient is φ = 93864.

The previous prime is 140797. The next prime is 140813. The reversal of 140799 is 997041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140799 - 2¹ = 140797 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23464 + ... + 23469.

It is an arithmetic number, because the mean of its divisors is an integer number (46934).

2¹⁴⁰⁷⁹⁹ is an apocalyptic number.

140799 is a deficient number, since it is larger than the sum of its proper divisors (46937).

140799 is an equidigital number, since it uses as much as digits as its factorization.

140799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46936.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 140799 is about 375.2319282790. The cubic root of 140799 is about 52.0235347117.

It can be divided in two parts, 140 and 799, that added together give a palindrome (939).

The spelling of 140799 in words is "one hundred forty thousand, seven hundred ninety-nine".