40411321 has 4 divisors (see below), whose sum is σ = 41714944. Its totient is φ = 39107700.

The previous prime is 40411313. The next prime is 40411337. The reversal of 40411321 is 12311404.

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 40411321 - 2³ = 40411313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40411295 and 40411304.

It is not an unprimeable number, because it can be changed into a prime (40411351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651765 + ... + 651826.

It is an arithmetic number, because the mean of its divisors is an integer number (10428736).

Almost surely, 2^40411321 is an apocalyptic number.

It is an amenable number.

40411321 is a deficient number, since it is larger than the sum of its proper divisors (1303623).

40411321 is a wasteful number, since it uses less digits than its factorization.

40411321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303622.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40411321 is about 6356.9899323501. The cubic root of 40411321 is about 343.1634424079.

Adding to 40411321 its reverse (12311404), we get a palindrome (52722725).

The spelling of 40411321 in words is "forty million, four hundred eleven thousand, three hundred twenty-one".