11922062543 has 4 divisors (see below), whose sum is σ = 11932971288. Its totient is φ = 11911153800.

The previous prime is 11922062539. The next prime is 11922062597. The reversal of 11922062543 is 34526022911.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11922062543 - 2² = 11922062539 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 (11922062743) 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 3 ways as a sum of consecutive naturals, for example, 5452733 + ... + 5454918.

It is an arithmetic number, because the mean of its divisors is an integer number (2983242822).

Almost surely, 2^11922062543 is an apocalyptic number.

11922062543 is a deficient number, since it is larger than the sum of its proper divisors (10908745).

11922062543 is a wasteful number, since it uses less digits than its factorization.

11922062543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908744.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 11922062543 in words is "eleven billion, nine hundred twenty-two million, sixty-two thousand, five hundred forty-three".