11405341143 has 24 divisors (see below), whose sum is σ = 18875331488. Its totient is φ = 6500907072.

The previous prime is 11405341121. The next prime is 11405341169. The reversal of 11405341143 is 34114350411.

11405341143 is a `hidden beast` number, since 1 + 14 + 0 + 534 + 114 + 3 = 666.

It is not a de Polignac number, because 11405341143 - 2⁸ = 11405340887 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 (11405341043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202996 + ... + 253017.

Almost surely, 2^11405341143 is an apocalyptic number.

11405341143 is a deficient number, since it is larger than the sum of its proper divisors (7469990345).

11405341143 is a wasteful number, since it uses less digits than its factorization.

11405341143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456423 (or 456420 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 11405341143 its reverse (34114350411), we get a palindrome (45519691554).

The spelling of 11405341143 in words is "eleven billion, four hundred five million, three hundred forty-one thousand, one hundred forty-three".