1992127773 has 12 divisors (see below), whose sum is σ = 2776679360. Its totient is φ = 1270341336.

The previous prime is 1992127757. The next prime is 1992127777. The reversal of 1992127773 is 3777212991.

It is not a de Polignac number, because 1992127773 - 2⁴ = 1992127757 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 (1992127777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626053 + ... + 629226.

Almost surely, 2^1992127773 is an apocalyptic number.

It is an amenable number.

1992127773 is a deficient number, since it is larger than the sum of its proper divisors (784551587).

1992127773 is a wasteful number, since it uses less digits than its factorization.

1992127773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255328 (or 1255305 counting only the distinct ones).

The product of its digits is 333396, while the sum is 48.

The square root of 1992127773 is about 44633.2585971493. The cubic root of 1992127773 is about 1258.2658121725.

The spelling of 1992127773 in words is "one billion, nine hundred ninety-two million, one hundred twenty-seven thousand, seven hundred seventy-three".