21404011341 has 8 divisors (see below), whose sum is σ = 29309997664. Its totient is φ = 13883682960.

The previous prime is 21404011303. The next prime is 21404011361. The reversal of 21404011341 is 14311040412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21404011341 - 2⁹ = 21404010829 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 (21404011361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96414355 + ... + 96414576.

It is an arithmetic number, because the mean of its divisors is an integer number (3663749708).

Almost surely, 2^21404011341 is an apocalyptic number.

It is an amenable number.

21404011341 is a deficient number, since it is larger than the sum of its proper divisors (7905986323).

21404011341 is a wasteful number, since it uses less digits than its factorization.

21404011341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192828971.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 21404011341 its reverse (14311040412), we get a palindrome (35715051753).

The spelling of 21404011341 in words is "twenty-one billion, four hundred four million, eleven thousand, three hundred forty-one".