1180778832 has 30 divisors (see below), whose sum is σ = 3304541162. Its totient is φ = 393592896.

The previous prime is 1180778831. The next prime is 1180778861. The reversal of 1180778832 is 2388770811.

It can be written as a sum of positive squares in only one way, i.e., 1005904656 + 174874176 = 31716^2 + 13224^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180778831) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4099783 + ... + 4100070.

Almost surely, 2^1180778832 is an apocalyptic number.

1180778832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1180778832 is an abundant number, since it is smaller than the sum of its proper divisors (2123762330).

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

1180778832 is a wasteful number, since it uses less digits than its factorization.

1180778832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8199867 (or 8199858 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The square root of 1180778832 is about 34362.4625427224. The cubic root of 1180778832 is about 1056.9542424774.

The spelling of 1180778832 in words is "one billion, one hundred eighty million, seven hundred seventy-eight thousand, eight hundred thirty-two".