1173741824 has 72 divisors (see below), whose sum is σ = 2489775960. Its totient is φ = 551190528.

The previous prime is 1173741823. The next prime is 1173741839. The reversal of 1173741824 is 4281473711.

It can be written as a sum of positive squares in 4 ways, for example, as 283316224 + 890425600 = 16832^2 + 29840^2 .

It is a Leyland number of the form 10⁸ + 8¹⁰.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173741823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272552 + ... + 276824.

Almost surely, 2^1173741824 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 1173741824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244887980).

1173741824 is an abundant number, since it is smaller than the sum of its proper divisors (1316034136).

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

1173741824 is an equidigital number, since it uses as much as digits as its factorization.

1173741824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4355 (or 4341 counting only the distinct ones).

The product of its digits is 37632, while the sum is 38.

The square root of 1173741824 is about 34259.9157033405. The cubic root of 1173741824 is about 1054.8503711785.

The spelling of 1173741824 in words is "one billion, one hundred seventy-three million, seven hundred forty-one thousand, eight hundred twenty-four".