1292125249312 has 24 divisors (see below), whose sum is σ = 2544209041500. Its totient is φ = 645976921344.

The previous prime is 1292125249297. The next prime is 1292125249339. The reversal of 1292125249312 is 2139425212921.

It can be written as a sum of positive squares in 2 ways, for example, as 1261389549456 + 30735699856 = 1123116^2 + 175316^2 .

It is an unprimeable number.

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, 2432887 + ... + 2916022.

Almost surely, 2^{1292125249312} is an apocalyptic number.

It is an amenable number.

1292125249312 is a deficient number, since it is larger than the sum of its proper divisors (1252083792188).

1292125249312 is an equidigital number, since it uses as much as digits as its factorization.

1292125249312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356468 (or 5356460 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The spelling of 1292125249312 in words is "one trillion, two hundred ninety-two billion, one hundred twenty-five million, two hundred forty-nine thousand, three hundred twelve".