1179453648 has 40 divisors (see below), whose sum is σ = 3048449728. Its totient is φ = 392954112.

The previous prime is 1179453643. The next prime is 1179453677. The reversal of 1179453648 is 8463549711.

It is a super-2 number, since 2×1179453648² = 2782221815561015808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1179453597 and 1179453606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1179453643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115236 + ... + 125052.

Almost surely, 2^1179453648 is an apocalyptic number.

It is an amenable number.

1179453648 is an abundant number, since it is smaller than the sum of its proper divisors (1868996080).

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

1179453648 is a wasteful number, since it uses less digits than its factorization.

1179453648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12331 (or 12325 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 1179453648 is about 34343.1746930886. The cubic root of 1179453648 is about 1056.5586891006.

The spelling of 1179453648 in words is "one billion, one hundred seventy-nine million, four hundred fifty-three thousand, six hundred forty-eight".