1178965152 has 96 divisors (see below), whose sum is σ = 3456432000. Its totient is φ = 390956544.

The previous prime is 1178965121. The next prime is 1178965213. The reversal of 1178965152 is 2515698711.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 1178965098 and 1178965107.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 168508 + ... + 175364.

It is an arithmetic number, because the mean of its divisors is an integer number (36004500).

Almost surely, 2^1178965152 is an apocalyptic number.

1178965152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1178965152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728216000).

1178965152 is an abundant number, since it is smaller than the sum of its proper divisors (2277466848).

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

1178965152 is a wasteful number, since it uses less digits than its factorization.

1178965152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075 (or 7061 counting only the distinct ones).

The product of its digits is 151200, while the sum is 45.

The square root of 1178965152 is about 34336.0619757129. The cubic root of 1178965152 is about 1056.4128034850.

The spelling of 1178965152 in words is "one billion, one hundred seventy-eight million, nine hundred sixty-five thousand, one hundred fifty-two".