11456346143 has 16 divisors (see below), whose sum is σ = 12913689600. Its totient is φ = 10068974400.

The previous prime is 11456346119. The next prime is 11456346163. The reversal of 11456346143 is 34164365411.

It is a cyclic number.

It is not a de Polignac number, because 11456346143 - 2¹⁶ = 11456280607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11456346097 and 11456346106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11456346163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341696 + ... + 373722.

It is an arithmetic number, because the mean of its divisors is an integer number (807105600).

Almost surely, 2^11456346143 is an apocalyptic number.

11456346143 is a deficient number, since it is larger than the sum of its proper divisors (1457343457).

11456346143 is a wasteful number, since it uses less digits than its factorization.

11456346143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33118.

The product of its digits is 103680, while the sum is 38.

The spelling of 11456346143 in words is "eleven billion, four hundred fifty-six million, three hundred forty-six thousand, one hundred forty-three".