140135024233 has 4 divisors (see below), whose sum is σ = 142779081348. Its totient is φ = 137490967120.

The previous prime is 140135024221. The next prime is 140135024317. The reversal of 140135024233 is 332420531041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332420531041 = 23 ⋅14453066567.

It can be written as a sum of positive squares in 2 ways, for example, as 81286571664 + 58848452569 = 285108^2 + 242587^2 .

It is a cyclic number.

It is not a de Polignac number, because 140135024233 - 2²⁵ = 140101469801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140135024333) 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, 1322028478 + ... + 1322028583.

It is an arithmetic number, because the mean of its divisors is an integer number (35694770337).

Almost surely, 2^140135024233 is an apocalyptic number.

It is an amenable number.

140135024233 is a deficient number, since it is larger than the sum of its proper divisors (2644057115).

140135024233 is an equidigital number, since it uses as much as digits as its factorization.

140135024233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644057114.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 140135024233 its reverse (332420531041), we get a palindrome (472555555274).

The spelling of 140135024233 in words is "one hundred forty billion, one hundred thirty-five million, twenty-four thousand, two hundred thirty-three".