9412819973 has 4 divisors (see below), whose sum is σ = 9413071200. Its totient is φ = 9412568748.

The previous prime is 9412819951. The next prime is 9412819979. The reversal of 9412819973 is 3799182149.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9412819973 - 2¹⁸ = 9412557829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9412819979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56873 + ... + 148526.

It is an arithmetic number, because the mean of its divisors is an integer number (2353267800).

Almost surely, 2^9412819973 is an apocalyptic number.

It is an amenable number.

9412819973 is a deficient number, since it is larger than the sum of its proper divisors (251227).

9412819973 is a wasteful number, since it uses less digits than its factorization.

9412819973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251226.

The product of its digits is 979776, while the sum is 53.

The square root of 9412819973 is about 97019.6885843281. The cubic root of 9412819973 is about 2111.4132901107.

The spelling of 9412819973 in words is "nine billion, four hundred twelve million, eight hundred nineteen thousand, nine hundred seventy-three".