140633 has 4 divisors (see below), whose sum is σ = 142800. Its totient is φ = 138468.

The previous prime is 140629. The next prime is 140639. The reversal of 140633 is 336041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140633 - 2² = 140629 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (140639) 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, 983 + ... + 1116.

It is an arithmetic number, because the mean of its divisors is an integer number (35700).

2¹⁴⁰⁶³³ is an apocalyptic number.

It is an amenable number.

140633 is a deficient number, since it is larger than the sum of its proper divisors (2167).

140633 is an equidigital number, since it uses as much as digits as its factorization.

140633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166.

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

The square root of 140633 is about 375.0106665150. The cubic root of 140633 is about 52.0030816714.

Adding to 140633 its reverse (336041), we get a palindrome (476674).

The spelling of 140633 in words is "one hundred forty thousand, six hundred thirty-three".