1197999360 has 108 divisors (see below), whose sum is σ = 4144992852. Its totient is φ = 319463424.

The previous prime is 1197999359. The next prime is 1197999391. The reversal of 1197999360 is 639997911.

1197999360 is a `hidden beast` number, since 1 + 197 + 9 + 99 + 360 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 172975104 + 1025024256 = 13152^2 + 32016^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1197999297 and 1197999306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40477 + ... + 63516.

Almost surely, 2^1197999360 is an apocalyptic number.

1197999360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1197999360 is an abundant number, since it is smaller than the sum of its proper divisors (2946993492).

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

1197999360 is a wasteful number, since it uses less digits than its factorization.

1197999360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104020 (or 104003 counting only the distinct ones).

The product of its (nonzero) digits is 826686, while the sum is 54.

The square root of 1197999360 is about 34612.1273544404. The cubic root of 1197999360 is about 1062.0676858985.

The spelling of 1197999360 in words is "one billion, one hundred ninety-seven million, nine hundred ninety-nine thousand, three hundred sixty".