1186980797 has 8 divisors (see below), whose sum is σ = 1192224096. Its totient is φ = 1181746192.

The previous prime is 1186980737. The next prime is 1186980799. The reversal of 1186980797 is 7970896811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1186980797 - 2⁸ = 1186980541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1186980799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522458 + ... + 524724.

It is an arithmetic number, because the mean of its divisors is an integer number (149028012).

Almost surely, 2^1186980797 is an apocalyptic number.

It is an amenable number.

1186980797 is a deficient number, since it is larger than the sum of its proper divisors (5243299).

1186980797 is a wasteful number, since it uses less digits than its factorization.

1186980797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347.

The product of its (nonzero) digits is 1524096, while the sum is 56.

The square root of 1186980797 is about 34452.5876676920. The cubic root of 1186980797 is about 1058.8015400699.

The spelling of 1186980797 in words is "one billion, one hundred eighty-six million, nine hundred eighty thousand, seven hundred ninety-seven".