1197909673 has 8 divisors (see below), whose sum is σ = 1220648000. Its totient is φ = 1175385168.

The previous prime is 1197909659. The next prime is 1197909679. The reversal of 1197909673 is 3769097911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1197909673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1197909673.

It is not an unprimeable number, because it can be changed into a prime (1197909679) 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, 42123 + ... + 64576.

It is an arithmetic number, because the mean of its divisors is an integer number (152581000).

Almost surely, 2^1197909673 is an apocalyptic number.

It is an amenable number.

1197909673 is a deficient number, since it is larger than the sum of its proper divisors (22738327).

1197909673 is a wasteful number, since it uses less digits than its factorization.

1197909673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106911.

The product of its (nonzero) digits is 642978, while the sum is 52.

The square root of 1197909673 is about 34610.8317293878. The cubic root of 1197909673 is about 1062.0411816991.

The spelling of 1197909673 in words is "one billion, one hundred ninety-seven million, nine hundred nine thousand, six hundred seventy-three".