1197984201 has 8 divisors (see below), whose sum is σ = 1597905984. Its totient is φ = 798359280.

The previous prime is 1197984197. The next prime is 1197984217. The reversal of 1197984201 is 1024897911.

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

It is not a de Polignac number, because 1197984201 - 2² = 1197984197 is a prime.

It is a super-2 number, since 2×1197984201² = 2870332291691216802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1197984251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64621 + ... + 81066.

It is an arithmetic number, because the mean of its divisors is an integer number (199738248).

Almost surely, 2^1197984201 is an apocalyptic number.

It is an amenable number.

1197984201 is a deficient number, since it is larger than the sum of its proper divisors (399921783).

1197984201 is a wasteful number, since it uses less digits than its factorization.

1197984201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148431.

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 1197984201 is about 34611.9083698082. The cubic root of 1197984201 is about 1062.0632062211.

The spelling of 1197984201 in words is "one billion, one hundred ninety-seven million, nine hundred eighty-four thousand, two hundred one".