43401441311 has 8 divisors (see below), whose sum is σ = 43605145584. Its totient is φ = 43198142400.

The previous prime is 43401441253. The next prime is 43401441319. The reversal of 43401441311 is 11314410434.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 43401441311 - 2³⁰ = 42327699487 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 (43401441319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114371 + ... + 316043.

It is an arithmetic number, because the mean of its divisors is an integer number (5450643198).

Almost surely, 2^43401441311 is an apocalyptic number.

43401441311 is a deficient number, since it is larger than the sum of its proper divisors (203704273).

43401441311 is a wasteful number, since it uses less digits than its factorization.

43401441311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202681.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 43401441311 its reverse (11314410434), we get a palindrome (54715851745).

The spelling of 43401441311 in words is "forty-three billion, four hundred one million, four hundred forty-one thousand, three hundred eleven".