40343140303 has 4 divisors (see below), whose sum is σ = 40349151360. Its totient is φ = 40337129248.

The previous prime is 40343140267. The next prime is 40343140337. The reversal of 40343140303 is 30304134304.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40343140303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40343140403) 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, 2995450 + ... + 3008887.

It is an arithmetic number, because the mean of its divisors is an integer number (10087287840).

Almost surely, 2^40343140303 is an apocalyptic number.

40343140303 is a deficient number, since it is larger than the sum of its proper divisors (6011057).

40343140303 is an equidigital number, since it uses as much as digits as its factorization.

40343140303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011056.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 40343140303 its reverse (30304134304), we get a palindrome (70647274607).

The spelling of 40343140303 in words is "forty billion, three hundred forty-three million, one hundred forty thousand, three hundred three".