1922273405939 has 4 divisors (see below), whose sum is σ = 1922276209224. Its totient is φ = 1922270602656.

The previous prime is 1922273405917. The next prime is 1922273405993. The reversal of 1922273405939 is 9395043722291.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1922273405939 - 2³² = 1917978438643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1922273605939) 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, 392219 + ... + 1999595.

It is an arithmetic number, because the mean of its divisors is an integer number (480569052306).

Almost surely, 2^{1922273405939} is an apocalyptic number.

1922273405939 is a deficient number, since it is larger than the sum of its proper divisors (2803285).

1922273405939 is a wasteful number, since it uses less digits than its factorization.

1922273405939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803284.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 1922273405939 in words is "one trillion, nine hundred twenty-two billion, two hundred seventy-three million, four hundred five thousand, nine hundred thirty-nine".