40321412303 has 4 divisors (see below), whose sum is σ = 40698248040. Its totient is φ = 39944576568.

The previous prime is 40321412297. The next prime is 40321412323. The reversal of 40321412303 is 30321412304.

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 40321412303 - 2¹² = 40321408207 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 (40321412323) 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, 188417708 + ... + 188417921.

It is an arithmetic number, because the mean of its divisors is an integer number (10174562010).

Almost surely, 2^40321412303 is an apocalyptic number.

40321412303 is a deficient number, since it is larger than the sum of its proper divisors (376835737).

40321412303 is a wasteful number, since it uses less digits than its factorization.

40321412303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376835736.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 40321412303 its reverse (30321412304), we get a palindrome (70642824607).

Subtracting from 40321412303 its reverse (30321412304), we obtain a palindrome (9999999999).

The spelling of 40321412303 in words is "forty billion, three hundred twenty-one million, four hundred twelve thousand, three hundred three".