2140036343 has 4 divisors (see below), whose sum is σ = 2175118968. Its totient is φ = 2104953720.

The previous prime is 2140036337. The next prime is 2140036429. The reversal of 2140036343 is 3436300412.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2140036343 - 2¹⁸ = 2139774199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140036243) 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, 17541221 + ... + 17541342.

It is an arithmetic number, because the mean of its divisors is an integer number (543779742).

Almost surely, 2^2140036343 is an apocalyptic number.

2140036343 is a deficient number, since it is larger than the sum of its proper divisors (35082625).

2140036343 is an equidigital number, since it uses as much as digits as its factorization.

2140036343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35082624.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 2140036343 is about 46260.5268344406. The cubic root of 2140036343 is about 1288.6660374735. Note that the first 3 decimals are identical.

Adding to 2140036343 its reverse (3436300412), we get a palindrome (5576336755).

The spelling of 2140036343 in words is "two billion, one hundred forty million, thirty-six thousand, three hundred forty-three".