1273363104 has 192 divisors, whose sum is σ = 3895589376. Its totient is φ = 360628224.

The previous prime is 1273363097. The next prime is 1273363127. The reversal of 1273363104 is 4013633721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 996514 + ... + 997790.

It is an arithmetic number, because the mean of its divisors is an integer number (20289528).

Almost surely, 2^1273363104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1273363104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1947794688).

1273363104 is an abundant number, since it is smaller than the sum of its proper divisors (2622226272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1273363104 is a wasteful number, since it uses less digits than its factorization.

1273363104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367 (or 1359 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 1273363104 is about 35684.2136525383. The cubic root of 1273363104 is about 1083.8871993116.

Adding to 1273363104 its reverse (4013633721), we get a palindrome (5286996825).

The spelling of 1273363104 in words is "one billion, two hundred seventy-three million, three hundred sixty-three thousand, one hundred four".