1178064552 has 64 divisors (see below), whose sum is σ = 3388262400. Its totient is φ = 334353600.

The previous prime is 1178064539. The next prime is 1178064553. The reversal of 1178064552 is 2554608711.

It is a self number, because there is not a number n which added to its sum of digits gives 1178064552.

It is not an unprimeable number, because it can be changed into a prime (1178064553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2149 + ... + 48587.

It is an arithmetic number, because the mean of its divisors is an integer number (52941600).

Almost surely, 2^1178064552 is an apocalyptic number.

1178064552 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 1178064552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1694131200).

1178064552 is an abundant number, since it is smaller than the sum of its proper divisors (2210197848).

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

1178064552 is a wasteful number, since it uses less digits than its factorization.

1178064552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46606 (or 46602 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 1178064552 is about 34322.9449785417. The cubic root of 1178064552 is about 1056.1437404771.

The spelling of 1178064552 in words is "one billion, one hundred seventy-eight million, sixty-four thousand, five hundred fifty-two".