9912743423 has 8 divisors (see below), whose sum is σ = 10814626560. Its totient is φ = 9010981080.

The previous prime is 9912743413. The next prime is 9912743461. The reversal of 9912743423 is 3243472199.

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 9912743423 - 2²⁶ = 9845634559 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 (9912743413) 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, 279836 + ... + 313262.

It is an arithmetic number, because the mean of its divisors is an integer number (1351828320).

Almost surely, 2^9912743423 is an apocalyptic number.

9912743423 is a deficient number, since it is larger than the sum of its proper divisors (901883137).

9912743423 is a wasteful number, since it uses less digits than its factorization.

9912743423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60397.

The product of its digits is 326592, while the sum is 44.

The square root of 9912743423 is about 99562.7612262738. The cubic root of 9912743423 is about 2148.1500887921.

The spelling of 9912743423 in words is "nine billion, nine hundred twelve million, seven hundred forty-three thousand, four hundred twenty-three".