1196441280 has 280 divisors, whose sum is σ = 4396191360. Its totient is φ = 308551680.

The previous prime is 1196441269. The next prime is 1196441291. The reversal of 1196441280 is 821446911.

1196441280 is a `hidden beast` number, since 1 + 1 + 9 + 644 + 1 + 2 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1196441269) and next prime (1196441291).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 802776 + ... + 804264.

Almost surely, 2^1196441280 is an apocalyptic number.

1196441280 is a gapful number since it is divisible by the number (10) 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 1196441280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2198095680).

1196441280 is an abundant number, since it is smaller than the sum of its proper divisors (3199750080).

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

1196441280 is a wasteful number, since it uses less digits than its factorization.

1196441280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1196441280 is about 34589.6123135256. The cubic root of 1196441280 is about 1061.6070556228.

The spelling of 1196441280 in words is "one billion, one hundred ninety-six million, four hundred forty-one thousand, two hundred eighty".